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  Connect to SQLite using Go on Windows

In software development, it's often necessary to test and validate logic using a lightweight and easily manageable database system. SQLite, with its minimal setup and zero configuration requirements, is an excellent choice for such scenarios. Leveraging the simplicity and efficiency of SQLite for testing purposes can significantly streamline the development process. In this guide, we'll explore how to seamlessly connect to SQLite using Go on Windows, empowering developers to efficiently test the...

   WINDOWS,TUTORIAL,GOLANG,SQLITE3     2024-02-11 20:58:12

  Install and setup Kafka on Windows

Kafka has become a very popular distributed message delivery service which decouples different services while making message delivery between service easy, fast and reliable. In this post, we will walk through how to install and set up Kafka on Windows. Pre-requisite Java Apache ZooKeeper Installation Go to Kafka's download link and download the latest stable release, we downloaded 2.2.0 as of this writing. After downloading, copy the installation file to some folder and unzip it.  Sinc...

   KAFKA,STREAM,USER GUIDE     2019-06-01 02:12:07

  What you may not know about PHP session

When we access one website, the site usually should have a mechanism to keep track of the status of the user on the site. There are a few mechanisms supported by many server side languages to help track user status such as session and cookie. Today we will talk about session, when creating a session, we need to keep track of many data, besides user data, we also need to tell the server what is the timeout of the session so that we can garbage collect the session data which should not be stored a...

   PHP session,session timeout,example     2013-07-06 08:44:18

  Regular expression to get html meta description

When we need to process a HTML page source code, we often need to retrieve the meta description of the page besides the links in the page. This description is usually located in <meta> tag of a HTML page. The meta description is very useful for search engine index. How can we retrieve the meta description? If we use a regular expression, we can easily get the meta description. In JavaScript, the regular expression looks like : var pattern = /<meta.*?name="description".*?content="(.*?)"....

   Regular expression,meta description,HTML,JavaScript     2012-07-03 10:09:20

  How does Class box get 1 million users with only 4 people?

"Class box" is an app which helps students create course plan developed by 4 Chinese. This app was created in 2012. They get over 1 million users with only 4 people. How do they make this? The co-founder of "Class box" Tianfang Li explains this on Zhihu. Here is what he said: About millions of users, in the mobile Internet era what we need to do is just find a good entry point, rapid iteration and with a little luck, a small team or even an independent developer can make millions user level prod...

   class box,team size,sillicon valley     2013-04-03 08:08:21

  Latest : Asp.Net 5 Beta 7 Is Now Available

Asp.net developers can now use the latest update asp.net 5 Beta 7 on both NuGet and Visual Studio 2015 to make good asp.net development practices. The update also has the first public preview of .Net Execution Environment for Linux and Mac without any need of Mono. To know how to use asp.net 5 beta 7, read this article further. You need to install the update first to use its features with Visual Studio 2015. You can download and install it from Microsoft’s official site. The update brings ...

   ASP.NET 5 BETA 7     2015-09-18 06:33:54

  How to use xargs command in Linux

What is the xargs command? The xargs command constructs and executes commands provided through standard input. It takes input and converts it into command arguments for another command. This functionality is particularly useful in file management and can be combined with commands like rm, cp, mkdir, and others. Using the xargs command When used alone, the xargs command prompts the user to enter a text string and then passes it to the echo command. This example demonstrates the input provided an...

   XARGS,LINUX     2023-11-17 11:19:41

  What can select do in GoLang

In Go language, select is a keyword used to listen to and perform IO operations related to channels. With the select statement, we can simultaneously listen to multiple channels and perform corresponding operations when any of the channels are ready. This article will summarize the common uses of the select statement and provide some considerations when using it. Basic syntax The basic syntax of the select statement is as follows: select { case <-channel1: // when channel1 has data to ...

   GOLANG,SELECT,USAGE,SYNTAX,TUTORIAL     2023-08-12 20:17:02

  Data from iPhone 5 event

Apple finally unveils iPhone 5 on an event at the Moscone Center in San Francisco. At the beginning of the event, Apple showed us some data. There will be 380 Apple Retail Stores opened across 13 countries Last year Apple Retail Store welcomed 83 million customers 7 million Mountain Lion upgrades since last month It ranked the first place in sales for Macbook Air in United States, it has 27% market share in July From April to July, 17 million iPads are sold 84 million iPads are sold until thi...

   Apple,iPhone 5,event,data     2012-09-12 21:26:03

  JavaScript tips both novice and veteran developers can benefit from

In this post, we will share some less known but powerful JavaScript tips which can benefit both novice and veteran JavaScript developers. 1. Truncate array with array length We all know that object are passed by reference in JavaScript, but we may be bitten by this rule. Please check below example: var arr1 = arr2 = [1, 2, 3]; //Change arr1 arr1 = []; // arr2 will still be [1,2,3] arr1 and arr2 point to the same array [1,2,3] initially, later when arr1 repoints to [], the reference to arr2 is n...

   JavaScript,Array,push     2013-08-21 04:09:10

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