SEARCH KEYWORD -- Source code


  Common usage of ls command in Linux

In Linux, ls might be one of the most frequently used commands. It is used to list files in a specific directory. In most cases, we may just use ls -l to list the files under a directory. But have you explored other usages of this command. In this post, we will summarise some other common usages of ls command Assuming we have below directory structure in our system, let's see them using tree command. List details of the files If we want to list the details of the files in /home/alvin/test_...

   LINUX,SHELL,LS     2018-12-16 03:00:42

  Ensuring Go Interface Implementation: A Quick Guide

Introduction Go's simplicity and power shine in its interface system, offering a clean way to define contracts between types. However, when it comes to checking whether a struct satisfies an interface, Go's static typing philosophy means there isn't a direct runtime check. In this concise guide, we'll explore practical methods, including some lesser-known tricks, to verify whether a struct implements an interface. Method 1: Type Assertion and a Dummy Method package main import "fmt" type MyInt...

   INTERFACE,GOLANG,IMPLEMENTS     2023-11-25 21:36:01

  How to improve website rank in search engine?

Want to let people know your website? Want to get much web traffic ? Then you need to make sure that people can find your website. Currently, many people are using search engine to find what they are interested in. So besides good content, you need to spend some time on getting your website shown at the first few pages of the search engine. Here are 10 suggestions to improve your website rank in search engine.1. Webpage response speedSimilar to human beings, search engine hates waiting. Webpage ...

   Website rank,Suggestions,SEO     2012-07-23 13:28:27

  Why MySQL 8 drops support of query cache

Many of you may have heard or used MySQL's query cache, because it used to be a popular way to improve MySQL's performance. As an important feature for improving MySQL's performance, the query cache was often recommended as a solution for slow queries. However, why has MySQL 8 abandoned the query cache? Today, we will analyze and explore this decision. What is query cache? According to official document: The query cache stores the text of a SELECT statement together with the correspon...

   MYSQL 8,QUERY CACHE     2023-03-11 09:05:17

  If Instagram supports short video sharing

According to TC, the mysterious press event about Facebook on 20 June may not relate to some RSS reader, it may relate to one function to be released by Instagram--Short video sharing. This is not without proof, there was news that Facebook was testing short video sharing internally, but they were not sure about whether building a independent application with filter capability or adding the feature to Instagram. The short video should have a duration between 5 and 10 seconds. Facebook usually wi...

   Instagram,short video share,Vine     2013-06-17 23:29:21

  Workaround size limit of phpMyAdmin import sql file

When doing website development with MySQL, we often need to do database backup and restore. For website, the data in database will grow quickly, so when we back up the database, the size of the generated sql file may be over 80MB which is the max allowed size when we want to import a sql file for restoring our database using phpMyAdmin. To workaround this limit, we need to review the documentation of phpMyAdmin. Fortunately, I found an online article written by David Pratt  which gave us a ...

   MySQL,phpMySQLAdmin,80M,import,solution,limit     2014-08-14 09:59:27

  Twitter to sponsor Apache Software Foundation

Twitter recently made a commitment that they would sponsor the Apache Software Foundation, it will become its official sponsor. The Apache Software Foundation is a nonprofit organization, it can provide the organization and management, legal and financial support for open source projects. As we all know, Twitter loves open source, and its engineers are often engaged in open source community to provide technical support. Twitter team is also responsible for the related construction of the o...

   Apache,ASF,Twitter,Sponsor     2012-04-20 12:08:06

  How to use Chome dev tool to find event handler bound to an element

As a front end developer, there is frequent need to debug JS code and sometimes need to find out what event handler has been bound to a HTML element. In this post, we will show how to find out the click event handler bound to a HTML element, this same applies to other events as well. Nowadays, a web application is usually very complicated and there are lots of JS codes which makes it difficult to find out what click event handler has been bound to a HTML element, especially when the JS source co...

   JAVASCRIPT,CHROME,CHROME DEV TOOL,EVENT LISTENER     2019-08-17 22:14:36

  8 Essential Mobile Game App Development Tools

Who doesn’t love playing a game on their mobile? Temple run had caught the whole world’s attention to such an extent that right from children to elder people in the household were glued to this game. It is indeed interesting that mobile games can keep your kids occupied. In fact, they are the best stress busters available in the present times. Remember how you used to steal some hours just to play candy crush while on the break? This way you used to relieve yourself of the stress bun...

       2014-10-09 05:00:05

  JShell -- The command line tool to run Java code in Java 9

Java 9 is currently a work-in-progress and is planned to be GAed in March 2017. Quite a few new features will be introduced in the new release. The coolest feature is project Jigsaw which is to modularize the Java packages so that a customized JDK can be built and shipped with only the necessary modules to fulfill their project requirement. Apart from this feature, another big new feature is project Kulla -- JShell. In simple, JShell is a command line tool which can be used to run...

   JAVA 9,JSHELL,KULLA     2016-04-01 21:46:48

RECENT