chore: use iosevka web fonts
See https://github.com/google/fonts/issues/559 See https://github.com/google/fonts/issues/4728 FYI, ..., u know what I meanmain
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- https://perfectmotherfuckingwebsite.com/
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- https://primer.style/design/foundations/color
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- https://primer.style/primitives/colors
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- https://github.com/arrowtype/recursive
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- https://github.com/be5invis/Iosevka
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- https://github.com/ntk148v/iosevkawebfont
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<!doctype html><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap" rel=stylesheet><link rel=stylesheet href=styles.css><a href=index>Index</a><h1>Backup my way</h1><p>First thing first, I want to list my own devices, which I have through the years:<ul><li>Laptop Samsung NP300E4Z-S06VN (Old laptop which I give to my mom)<li><a href=https://www.dell.com/support/home/en-vn/product-support/product/inspiron-15-3567-laptop/drivers>Laptop Dell Inspiron 15 3567</a> (My mom bought it for me when I go to college, I give it to my sister afterward)<li><a href=https://www.acer.com/ac/en/US/content/support-product/8841>Laptop Acer Nitro AN515-45</a> (Gaming laptop which I buy for gaming, of course)<li>MacBook Pro M1 2020 (My company laptop)<li>Phone Xiaomi Poco X3 NFC (Primary phone which I use daily)</ul><p>App/Service I use daily:<ul><li><a href=https://bitwarden.com/>Bitwarden</a><li><a href=https://getaegis.app/>Aegis Authenticator</a><li><a href=https://rclone.org/>Rclone</a><li><a href=https://restic.net/>restic</a><li><a href=https://tailscale.com/>Tailscale</a><li>GitHub / GitLab<li>Google Keep / Notion<li>Google Drive (I use 200GB plan)</ul><p>The purpose is that I want my data to be safe, secure, and can be easily recovered if I lost some devices;<br>or in the worst situation, I lost all.<br>Because you know, it is hard to guess what is waiting for us in the future.<p>There are 2 sections which I want to share, the first is <strong>How to backup</strong>, the second is <strong>Recover strategy</strong>.<h2>How to backup</h2><p>Before I talk about backup, I want to talk about data.<br>In specifically, which data should I backup?<p>I use Arch Linux and macOS, primarily work in the terminal so I have too many dotfiles, for example, <code>~/.config/nvim/init.lua</code>.<br>Each time I reinstall Arch Linux (I like it a lot), I need to reconfigure all the settings, and it is time-consuming.<p>So for the DE and UI settings, I keep it as default as possible, unless it's getting in my way, I leave the default setting there and forget about it.<br>The others are dotfiles, which I write my own <a href=https://github.com/haunt98/dotfiles>dotfiles tool</a> to backup and reconfigure easily and quickly.<br>Also, I know that installing Arch Linux is not easy, despite I install it too many times (Like thousand times since I was in high school).<br>Not because it is hard, but as life goes on, the <a href=https://wiki.archlinux.org/title/installation_guide>official install guide</a> keeps getting new update and covering too many cases for my own personal use, so I write my own <a href=https://github.com/haunt98/til/blob/main/install-archlinux.md>guide</a> to quickly capture what I need to do.<br>I back up all my dotfiles inside my dotfiles tool in GitHub and GitLab as I trust them both.<br>Also as I travel the Internet, I discover <a href=https://codeberg.org/>Codeberg</a> and <a href=https://gitea.treehouse.systems/>Treehouse</a> and use them as another backup for git repo.<p>So that is my dotfiles, for my regular data, like Wallpaper or Books, Images, I use Google Drive (Actually I pay for it).<br>But the step: open the webpage, click the upload button and choose files seems boring and time-consuming.<br>So I use Rclone, it supports Google Drive, One Drive and many providers but I only use Google Drive for now.<br>The commands are simple:<pre><code class=language-sh># Sync from local to remote
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<!doctype html><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap" rel=stylesheet><link href=https://ntk148v.github.io/iosevkawebfont/latest/iosevka.css rel=stylesheet><link rel=stylesheet href=styles.css><a href=index>Index</a><h1>Backup my way</h1><p>First thing first, I want to list my own devices, which I have through the years:<ul><li>Laptop Samsung NP300E4Z-S06VN (Old laptop which I give to my mom)<li><a href=https://www.dell.com/support/home/en-vn/product-support/product/inspiron-15-3567-laptop/drivers>Laptop Dell Inspiron 15 3567</a> (My mom bought it for me when I go to college, I give it to my sister afterward)<li><a href=https://www.acer.com/ac/en/US/content/support-product/8841>Laptop Acer Nitro AN515-45</a> (Gaming laptop which I buy for gaming, of course)<li>MacBook Pro M1 2020 (My company laptop)<li>Phone Xiaomi Poco X3 NFC (Primary phone which I use daily)</ul><p>App/Service I use daily:<ul><li><a href=https://bitwarden.com/>Bitwarden</a><li><a href=https://getaegis.app/>Aegis Authenticator</a><li><a href=https://rclone.org/>Rclone</a><li><a href=https://restic.net/>restic</a><li><a href=https://tailscale.com/>Tailscale</a><li>GitHub / GitLab<li>Google Keep / Notion<li>Google Drive (I use 200GB plan)</ul><p>The purpose is that I want my data to be safe, secure, and can be easily recovered if I lost some devices;<br>or in the worst situation, I lost all.<br>Because you know, it is hard to guess what is waiting for us in the future.<p>There are 2 sections which I want to share, the first is <strong>How to backup</strong>, the second is <strong>Recover strategy</strong>.<h2>How to backup</h2><p>Before I talk about backup, I want to talk about data.<br>In specifically, which data should I backup?<p>I use Arch Linux and macOS, primarily work in the terminal so I have too many dotfiles, for example, <code>~/.config/nvim/init.lua</code>.<br>Each time I reinstall Arch Linux (I like it a lot), I need to reconfigure all the settings, and it is time-consuming.<p>So for the DE and UI settings, I keep it as default as possible, unless it's getting in my way, I leave the default setting there and forget about it.<br>The others are dotfiles, which I write my own <a href=https://github.com/haunt98/dotfiles>dotfiles tool</a> to backup and reconfigure easily and quickly.<br>Also, I know that installing Arch Linux is not easy, despite I install it too many times (Like thousand times since I was in high school).<br>Not because it is hard, but as life goes on, the <a href=https://wiki.archlinux.org/title/installation_guide>official install guide</a> keeps getting new update and covering too many cases for my own personal use, so I write my own <a href=https://github.com/haunt98/til/blob/main/install-archlinux.md>guide</a> to quickly capture what I need to do.<br>I back up all my dotfiles inside my dotfiles tool in GitHub and GitLab as I trust them both.<br>Also as I travel the Internet, I discover <a href=https://codeberg.org/>Codeberg</a> and <a href=https://gitea.treehouse.systems/>Treehouse</a> and use them as another backup for git repo.<p>So that is my dotfiles, for my regular data, like Wallpaper or Books, Images, I use Google Drive (Actually I pay for it).<br>But the step: open the webpage, click the upload button and choose files seems boring and time-consuming.<br>So I use Rclone, it supports Google Drive, One Drive and many providers but I only use Google Drive for now.<br>The commands are simple:<pre><code class=language-sh># Sync from local to remote
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rclone sync MyBooks remote:MyBooks -P --exclude .DS_Store
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# Sync from remote to local
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<!doctype html><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap" rel=stylesheet><link rel=stylesheet href=styles.css><a href=index>Index</a><h1>Dockerfile for Go</h1><p>Each time I start a new Go project, I repeat many steps.<br>Like set up <code>.gitignore</code>, CI configs, Dockerfile, ...<p>So I decide to have a baseline Dockerfile like this:<pre><code class=language-Dockerfile>FROM golang:1.18-bullseye as builder
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<!doctype html><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap" rel=stylesheet><link href=https://ntk148v.github.io/iosevkawebfont/latest/iosevka.css rel=stylesheet><link rel=stylesheet href=styles.css><a href=index>Index</a><h1>Dockerfile for Go</h1><p>Each time I start a new Go project, I repeat many steps.<br>Like set up <code>.gitignore</code>, CI configs, Dockerfile, ...<p>So I decide to have a baseline Dockerfile like this:<pre><code class=language-Dockerfile>FROM golang:1.18-bullseye as builder
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RUN go install golang.org/dl/go1.18@latest \
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&& go1.18 download
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<!doctype html><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap" rel=stylesheet><link rel=stylesheet href=styles.css><a href=index>Index</a><h1>Bootstrap Go</h1><p>It is hard to write bootstrap tool to quickly create Go service.<br>So I write this guide instead.<br>This is a quick checklist for me every damn time I need to write a Go service from scratch.<br>Also, this is my personal opinion, so feel free to comment.<h2>Structure</h2><pre><code class=language-txt>main.go
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<!doctype html><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap" rel=stylesheet><link href=https://ntk148v.github.io/iosevkawebfont/latest/iosevka.css rel=stylesheet><link rel=stylesheet href=styles.css><a href=index>Index</a><h1>Bootstrap Go</h1><p>It is hard to write bootstrap tool to quickly create Go service.<br>So I write this guide instead.<br>This is a quick checklist for me every damn time I need to write a Go service from scratch.<br>Also, this is my personal opinion, so feel free to comment.<h2>Structure</h2><pre><code class=language-txt>main.go
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internal
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<!doctype html><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap" rel=stylesheet><link rel=stylesheet href=styles.css><a href=index>Index</a><h1>UUID or else</h1><p>There are many use cases where we need to use a unique ID.<br>In my experience, I only encouter 2 cases:<ul><li>ID to trace request from client to server, from service to service (microservice architecture or nanoservice I don't know).<li>Primary key for database.</ul><p>In my Go universe, there are some libs to help us with this:<ul><li><a href=https://github.com/google/uuid>google/uuid</a><li><a href=https://github.com/rs/xid>rs/xid</a><li><a href=https://github.com/segmentio/ksuid>segmentio/ksuid</a><li><a href=https://github.com/oklog/ulid>oklog/ulid</a></ul><h2>First use case is trace ID, or context aware ID</h2><p>The ID is used only for trace and log.<br>If same ID is generated twice (because maybe the possibilty is too small but not 0), honestly I don't care.<br>When I use that ID to search log , if it pops more than things I care for, it is still no harm to me.<p>My choice for this use case is <strong>rs/xid</strong>.<br>Because it is small (not span too much on log line) and copy friendly.<h2>Second use case is primary key, also hard choice</h2><p>Why I don't use auto increment key for primary key?<br>The answer is simple, I don't want to write database specific SQL.<br>SQLite has some different syntax from MySQL, and PostgreSQL and so on.<br>Every logic I can move to application layer from database layer, I will.<p>In the past and present, I use <strong>google/uuid</strong>, specificially I use UUID v4.<br>In the future I will look to use <strong>segmentio/ksuid</strong> and <strong>oklog/ulid</strong> (trial and error of course).<br>Both are sortable, but <strong>google/uuid</strong> is not.<br>The reason I'm afraid because the database is sensitive subject, and I need more testing and battle test proof to trust those libs.<h2>What else?</h2><p>I think about adding prefix to ID to identify which resource that ID represents.<h2>Thanks</h2><ul><li><a href=https://www.cybertec-postgresql.com/en/uuid-serial-or-identity-columns-for-postgresql-auto-generated-primary-keys/>UUID, SERIAL OR IDENTITY COLUMNS FOR POSTGRESQL AUTO-GENERATED PRIMARY KEYS?</a><li><a href=https://brandur.org/nanoglyphs/026-ids>Identity Crisis: Sequence v. UUID as Primary Key</a><li><a href=https://blog.kowalczyk.info/article/JyRZ/generating-good-unique-ids-in-go.html>Generating good unique ids in Go</a><li><a href=https://encore.dev/blog/go-1.18-generic-identifiers>How we used Go 1.18 when designing our Identifiers</a><li><a href=https://blog.daveallie.com/ulid-primary-keys>ULIDs and Primary Keys</a><li><a href=https://0pointer.net/blog/projects/ids.html>On IDs</a></ul><a href=mailto:hauvipapro+posts@gmail.com>Feel free to ask me via email</a>
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<!doctype html><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap" rel=stylesheet><link href=https://ntk148v.github.io/iosevkawebfont/latest/iosevka.css rel=stylesheet><link rel=stylesheet href=styles.css><a href=index>Index</a><h1>UUID or else</h1><p>There are many use cases where we need to use a unique ID.<br>In my experience, I only encouter 2 cases:<ul><li>ID to trace request from client to server, from service to service (microservice architecture or nanoservice I don't know).<li>Primary key for database.</ul><p>In my Go universe, there are some libs to help us with this:<ul><li><a href=https://github.com/google/uuid>google/uuid</a><li><a href=https://github.com/rs/xid>rs/xid</a><li><a href=https://github.com/segmentio/ksuid>segmentio/ksuid</a><li><a href=https://github.com/oklog/ulid>oklog/ulid</a></ul><h2>First use case is trace ID, or context aware ID</h2><p>The ID is used only for trace and log.<br>If same ID is generated twice (because maybe the possibilty is too small but not 0), honestly I don't care.<br>When I use that ID to search log , if it pops more than things I care for, it is still no harm to me.<p>My choice for this use case is <strong>rs/xid</strong>.<br>Because it is small (not span too much on log line) and copy friendly.<h2>Second use case is primary key, also hard choice</h2><p>Why I don't use auto increment key for primary key?<br>The answer is simple, I don't want to write database specific SQL.<br>SQLite has some different syntax from MySQL, and PostgreSQL and so on.<br>Every logic I can move to application layer from database layer, I will.<p>In the past and present, I use <strong>google/uuid</strong>, specificially I use UUID v4.<br>In the future I will look to use <strong>segmentio/ksuid</strong> and <strong>oklog/ulid</strong> (trial and error of course).<br>Both are sortable, but <strong>google/uuid</strong> is not.<br>The reason I'm afraid because the database is sensitive subject, and I need more testing and battle test proof to trust those libs.<h2>What else?</h2><p>I think about adding prefix to ID to identify which resource that ID represents.<h2>Thanks</h2><ul><li><a href=https://www.cybertec-postgresql.com/en/uuid-serial-or-identity-columns-for-postgresql-auto-generated-primary-keys/>UUID, SERIAL OR IDENTITY COLUMNS FOR POSTGRESQL AUTO-GENERATED PRIMARY KEYS?</a><li><a href=https://brandur.org/nanoglyphs/026-ids>Identity Crisis: Sequence v. UUID as Primary Key</a><li><a href=https://blog.kowalczyk.info/article/JyRZ/generating-good-unique-ids-in-go.html>Generating good unique ids in Go</a><li><a href=https://encore.dev/blog/go-1.18-generic-identifiers>How we used Go 1.18 when designing our Identifiers</a><li><a href=https://blog.daveallie.com/ulid-primary-keys>ULIDs and Primary Keys</a><li><a href=https://0pointer.net/blog/projects/ids.html>On IDs</a></ul><a href=mailto:hauvipapro+posts@gmail.com>Feel free to ask me via email</a>
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<!doctype html><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap" rel=stylesheet><link rel=stylesheet href=styles.css><a href=index>Index</a><h1>Migrate to <code>buf</code> from <code>prototool</code></h1><p>Why? Because <code>prototool</code> is outdated, and can not run on M1 mac.<p>There are 2 use cases:<ul><li>For services only provide gRPC.<li>For services provide both REST and gRPC, which make use of <a href=https://github.com/grpc-ecosystem/grpc-gateway>grpc-ecosystem/grpc-gateway</a>.</ul><p>We need 3 files:<ul><li><code>build.go</code>: need to install protoc-gen-* binaries with pin version in <code>go.mod</code><li><code>buf.yaml</code><li><code>buf.gen.yaml</code></ul><p>FYI, the libs version I use:<ul><li><a href=https://github.com/golang/protobuf/releases/tag/v1.5.2>golang/protobuf v1.5.2</a><li><a href=https://github.com/grpc-ecosystem/grpc-gateway/releases/tag/v1.16.0>grpc-ecosystem/grpc-gateway v1.16.0</a></ul><h2>gRPC only</h2><p><code>build.go</code>:<pre><code class=language-go>//go:build tools
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<!doctype html><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap" rel=stylesheet><link href=https://ntk148v.github.io/iosevkawebfont/latest/iosevka.css rel=stylesheet><link rel=stylesheet href=styles.css><a href=index>Index</a><h1>Migrate to <code>buf</code> from <code>prototool</code></h1><p>Why? Because <code>prototool</code> is outdated, and can not run on M1 mac.<p>There are 2 use cases:<ul><li>For services only provide gRPC.<li>For services provide both REST and gRPC, which make use of <a href=https://github.com/grpc-ecosystem/grpc-gateway>grpc-ecosystem/grpc-gateway</a>.</ul><p>We need 3 files:<ul><li><code>build.go</code>: need to install protoc-gen-* binaries with pin version in <code>go.mod</code><li><code>buf.yaml</code><li><code>buf.gen.yaml</code></ul><p>FYI, the libs version I use:<ul><li><a href=https://github.com/golang/protobuf/releases/tag/v1.5.2>golang/protobuf v1.5.2</a><li><a href=https://github.com/grpc-ecosystem/grpc-gateway/releases/tag/v1.16.0>grpc-ecosystem/grpc-gateway v1.16.0</a></ul><h2>gRPC only</h2><p><code>build.go</code>:<pre><code class=language-go>//go:build tools
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<!doctype html><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap" rel=stylesheet><link rel=stylesheet href=styles.css><a href=index>Index</a><h1>Experiment Go</h1><p>There come a time when you need to experiment new things, new style, new approach.<br>So this post serves as it is named.<h1>Design API by trimming down the interface/struct or whatever</h1><p>Instead of:<pre><code class=language-go>type Client interface {
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<!doctype html><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap" rel=stylesheet><link href=https://ntk148v.github.io/iosevkawebfont/latest/iosevka.css rel=stylesheet><link rel=stylesheet href=styles.css><a href=index>Index</a><h1>Experiment Go</h1><p>There come a time when you need to experiment new things, new style, new approach.<br>So this post serves as it is named.<h1>Design API by trimming down the interface/struct or whatever</h1><p>Instead of:<pre><code class=language-go>type Client interface {
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<!doctype html><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap" rel=stylesheet><link rel=stylesheet href=styles.css><a href=index>Index</a><h1>SQL</h1><p>Previously in my fresher time, I rarely write SQL, I always use ORM to wrap SQL.<br>But time past and too much abstraction bites me.<br>So I decide to only write SQL from now, no more ORM for me.<br>But if there is any cool ORM for Go, I guess I try.<p>This guide is not kind of guide which cover all cases.<br>Just my little tricks when I work with SQL.<h1>Stay away from database unique id</h1><p>Use UUID instead.<h1>Stay away from database timestamp</h1><p>Stay away from all kind of timestamp, timestamp of MySQL or any database.<br>Just use int64 then pass the timestamp in service layer not database layer.<p>Why? Because time and date and location are too much complex to handle.<br>In my business, I use timestamp in milliseconds.<br>Then I save timestamp as int64 value to database.<br>Each time I get timestamp from database, I parse to time struct in Go with location or format I want.<br>No more hassle!<h1>Use index</h1><p>You should use index for faster query, but not too much.<br>Don't create index for every fields in table.<br>Choose wisely!<p>For example, create index in MySQL:<pre><code class=language-sql>CREATE INDEX `idx_timestamp`
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<!doctype html><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap" rel=stylesheet><link href=https://ntk148v.github.io/iosevkawebfont/latest/iosevka.css rel=stylesheet><link rel=stylesheet href=styles.css><a href=index>Index</a><h1>SQL</h1><p>Previously in my fresher time, I rarely write SQL, I always use ORM to wrap SQL.<br>But time past and too much abstraction bites me.<br>So I decide to only write SQL from now, no more ORM for me.<br>But if there is any cool ORM for Go, I guess I try.<p>This guide is not kind of guide which cover all cases.<br>Just my little tricks when I work with SQL.<h1>Stay away from database unique id</h1><p>Use UUID instead.<h1>Stay away from database timestamp</h1><p>Stay away from all kind of timestamp, timestamp of MySQL or any database.<br>Just use int64 then pass the timestamp in service layer not database layer.<p>Why? Because time and date and location are too much complex to handle.<br>In my business, I use timestamp in milliseconds.<br>Then I save timestamp as int64 value to database.<br>Each time I get timestamp from database, I parse to time struct in Go with location or format I want.<br>No more hassle!<h1>Use index</h1><p>You should use index for faster query, but not too much.<br>Don't create index for every fields in table.<br>Choose wisely!<p>For example, create index in MySQL:<pre><code class=language-sql>CREATE INDEX `idx_timestamp`
|
||||
ON `user_upload` (`timestamp`);
|
||||
</code></pre><h1>Be careful with NULL</h1><p>If compare with field which can be NULL, remember to check NULL for safety.<pre><code class=language-sql>-- field_something can be NULL
|
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@ -1,4 +1,4 @@
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<!doctype html><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap" rel=stylesheet><link rel=stylesheet href=styles.css><a href=index>Index</a><h1>gitignore</h1><p>My quick check for <code>.gitignore</code>.<h2>Base</h2><pre><code class=language-txt># macOS
|
||||
<!doctype html><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap" rel=stylesheet><link href=https://ntk148v.github.io/iosevkawebfont/latest/iosevka.css rel=stylesheet><link rel=stylesheet href=styles.css><a href=index>Index</a><h1>gitignore</h1><p>My quick check for <code>.gitignore</code>.<h2>Base</h2><pre><code class=language-txt># macOS
|
||||
.DS_Store
|
||||
|
||||
# Windows
|
||||
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@ -1 +1 @@
|
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<!doctype html><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap" rel=stylesheet><link rel=stylesheet href=styles.css><a href=index>Index</a><h1>Index</h1><p>This is where I dump my thoughts.<ul><li><a href=2022-06-08-backup>Backup my way</a><li><a href=2022-06-08-dockerfile-go>Dockerfile for Go</a><li><a href=2022-07-10-bootstrap-go>Bootstrap Go</a><li><a href=2022-07-12-uuid-or-else>UUID or else</a><li><a href=2022-07-19-migrate-to-buf>Migrate to buf</a><li><a href=2022-07-31-sql>SQL</a><li><a href=2022-07-31-experiment-go>Experiment go</a><li><a href=2022-08-10-gitignore>gitignore</a></ul><a href=mailto:hauvipapro+posts@gmail.com>Feel free to ask me via email</a>
|
||||
<!doctype html><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap" rel=stylesheet><link href=https://ntk148v.github.io/iosevkawebfont/latest/iosevka.css rel=stylesheet><link rel=stylesheet href=styles.css><a href=index>Index</a><h1>Index</h1><p>This is where I dump my thoughts.<ul><li><a href=2022-06-08-backup>Backup my way</a><li><a href=2022-06-08-dockerfile-go>Dockerfile for Go</a><li><a href=2022-07-10-bootstrap-go>Bootstrap Go</a><li><a href=2022-07-12-uuid-or-else>UUID or else</a><li><a href=2022-07-19-migrate-to-buf>Migrate to buf</a><li><a href=2022-07-31-sql>SQL</a><li><a href=2022-07-31-experiment-go>Experiment go</a><li><a href=2022-08-10-gitignore>gitignore</a></ul><a href=mailto:hauvipapro+posts@gmail.com>Feel free to ask me via email</a>
|
||||
|
|
@ -1 +1 @@
|
|||
body{font-family:recursive,sans-serif;font-variation-settings:"MONO" 0,"CASL" 1;margin:5% auto;max-width:75%;line-height:1.8;color:#24292f;background:#fff}code{font-family:recursive,monospace;font-variation-settings:"MONO" 1,"CASL" 1;display:inline-block;background:#f6f8fa}a{color:#0969da}@media(prefers-color-scheme:dark){body{color:#c9d1d9;background:#0d1117}code{background:#161b22}a{color:#58a6ff}}
|
||||
body{font-family:recursive,sans-serif;font-variation-settings:"MONO" 0,"CASL" 1;margin:5% auto;max-width:75%;line-height:1.8;color:#24292f;background:#fff}code{font-family:iosevka web;font-variation-settings:"MONO" 1,"CASL" 1;display:inline-block;background:#f6f8fa}a{color:#0969da}@media(prefers-color-scheme:dark){body{color:#c9d1d9;background:#0d1117}code{background:#161b22}a{color:#58a6ff}}
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|
|
@ -9,6 +9,10 @@
|
|||
href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap"
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||||
rel="stylesheet"
|
||||
/>
|
||||
<link
|
||||
href="https://ntk148v.github.io/iosevkawebfont/latest/iosevka.css"
|
||||
rel="stylesheet"
|
||||
/>
|
||||
<link rel="stylesheet" href="styles.css" />
|
||||
</head>
|
||||
<body>
|
||||
|
|
|
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|
|
@ -9,7 +9,7 @@ body {
|
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}
|
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|
||||
code {
|
||||
font-family: "Recursive", monospace;
|
||||
font-family: "Iosevka Web";
|
||||
font-variation-settings: "MONO" 1, "CASL" 1;
|
||||
display: inline-block;
|
||||
background: #f6f8fa;
|
||||
|
|
|
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Loading…
Reference in New Issue