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2019

Aug 1, 2019 Random Talk

Japanese software engineer job search experience

I used to like Japanese culture, so I gradually grew up with the idea of going to work in Japan when I was in college. However, due to the relationship between military service and economy, it has not been implemented. Before that, I served as a front-end engineer in the company before my military service. Recently, when the soldiers came back, you can finally find a job in Japan without worries. Just now is a pretty good period, Japan is greatly recruiting IT because of the young age...

Jun 14, 2019 Random Talk

EMS

EMS is an international express mail, integrated the postal service of major countries, tracking number can check the progress on the web page, known as the fastest postal service, of course, the price is also a lot more expensive. It feels great to send EMS for the first time, the web progress tracking is very timely, two days to Japan; this time the company will send me the certificate of residency is also using EMS, just as I thought it was probably also...

Apr 10, 2019 Dev Note

Setting Environment Variables for a Project - VIPER

About a few months ago, I wrote an article on how to set environment variables in golang, and setting environment variables gracefully is a very important thing, so I wrote a simple function to do it. The initial consideration is very simple. If a corresponding config file is provided, use os.setenv to set the key/value inside. After that throughout the app...

Apr 4, 2019 Frontend

Implementing the pin to bottom component via overflow-anchor

This article is done by looking at Implementing a pin-to-bottom scrolling element with only CSS, and explains how to use JavaScript. Now the more often the page appears, the scroll is positioned to the bottom each time new content is added. Like Twitch...

Apr 1, 2019 Frontend

Safer Request Headers - Fetch Metadata Request Headers

One day while developing a page, to check that the header fields are correct, open the development tools and see a few more suspicious headers in the request: network. Have you noticed something suspicious? A closer look to find out how there are three to Sec-Fetch...

Apr 1, 2019 Dev Note

Default value in Golang and zero value

In golang which, if there is no assignment at initialization, it will use zero value. However, over time, we will find that if zero value is replaced each time, we would not know whether the user did not enter a value that resulted in zero value, or did the user originally enter a zero value? At this time because of Email, Name...

Mar 30, 2019 Dev Note

How to collect and centralize logs in golang app

This article is a summary of How to collect, standardize, and centralize Golang logs | Datadog. There are usually a few points to note when using log: the log is passed as a parameter, you need to use the log to pass parameters into the unified context...

Mar 29, 2019 Dev Note

Golang Notes — Type Assertion

In golang, for the type of interface {}, you can make type determination to assume that the interface is a type, so that you can manipulate the methods in that type. This code can make the original interface...

Mar 27, 2019 Dev Note

Introduction to Goworker — Implementing Workers with Redis

Recently, projects have been moving from Ruby On Rails to golang, except for one thing you want to practice writing to see how ugly syntax feels, on the one hand, to feel the power of golang and how to organize your own code without an existing framework. Today is the goworker. He will look at the reason is to search for go worker...

Mar 15, 2019 Frontend

RequestidLecallBack - Make good use of free time

Many web pages have a variety of scripts to be executed, of course, there will be priority, such as the more important: rendering the UI, registering relevant interactive events, calling the API to fetch data, etc., are high-priority tasks, such as relatively unimportant tasks: Analytic script, lazy loading, initialization comparison Unimportant events. How to count Idle...

Feb 21, 2019 Dev Note

Remember a debug process — connection

About the last few months, my google chrome has been somehow connection refusal. Sometimes there are web pages that just can't open but work on other devices. Although it is strange, it may be a problem with the server configuration, and there is no trouble, so continue to use it. Set custom...

Jan 21, 2019 Frontend

New way to cancel requests - AbortController

In the front-end, we can mainly send requests in two ways: XHR and Fetch. XHR is from, um... That had an API a long time ago. However, because it is troublesome to set up, it is often wrapped into higher-level APIs, such as Jquery getJSON, axios, RxJS ajaxObservable...

Jan 18, 2019 Frontend

Dealings with cookies with CORS

CORS and cookies on the front end is a very important problem, but most of the time in development, because the domain of the front and back end is often the same, so rarely to care for these problems. Or just ask the backend to be Access-Control-Allow-Origin...

Jan 15, 2019 Dev Note

How to handle connection lost in Go?

I looked at the popular sql packages now and found that almost none of the functions can be used to jump an error when connection is lost in real time. For example: nodejs mysql which, we can use connection.on ('error') to listen for errors. But in golang...

Jan 15, 2019 Random Talk

Japanese software industry common nouns conversion

Because there are too many specific words，It's too tiring to check it every time I see it every time，But also have to have context switch...

2018

Sep 3, 2018 Dev Note

[golang notes] How to set environment variables for your project

We often need to switch between different environments when developing a project, so we often set different environment variables. However, if you write directly to the program every time it is too cumbersome, if you can pass in the environment variables dynamically, you can reduce a lot of unnecessary changes, and the program is relatively clean. Flag can generally be used in golang flag this package...

Aug 20, 2018 Frontend

Dynamically load modules via vuex and webpack dynamic import

Vue was developed in recent projects, and vuex is often used as the Single Truth of Source store to manage more complex streaming states. When building store inside vue，Are all the modules are written，Then unified into the vue root...

Aug 15, 2018 Dev Note

Difference between make and new

In golang there are two reserved words make and new, but also the beginning of learning golang easy to confuse place, here to make a simple note. new new can be used to initialize the generic and return the storage address. So we usually use pointer variables to pick up new types. In particular, it should be noted that new will automatically use zeroed value...

May 2, 2018 Random Talk

Birthday Paradox

The Birthday Paradox is when you first started statistics, and the teacher liked the moves used to bluff students. Usually the teacher will Xu Xu take 100 yuan from the wallet, and ask the student, are there two people in the classroom on the same birthday? Intuitively, we may think that the odds are low. But in fact, as long as more than 23 people, 2 people on the same day there are 5...

Jan 1, 2018 Year in review

2017 annual summary

Hello everyone, Happy New Year 2018 🎉. Yesterday and his girlfriend chose a very ordinary New Year's Eve，Do each other's things in the morning，Evening party dinner at home，Run together，Finally while writing programs while watching red and white，End of 2018

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