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  Build a Kubectl Plugin from Scratch

by author The command-line tool kubectl is indispensable when using Kubernetes. You need it to query related Pod and Service information both in developing or performing some maintenance operations, such as events, scale, rolling update, etc. However, when using kubectl, there are many inconveniences. Though Kubernetes is officially maintaining kubectl¹, and you can submit the problems, improvement, and even PR in its Github Issues, you still have to wait long before its release. The m...

   KUBENETES,KUBECTL,PLUGIN,GOLANG     2020-12-02 03:43:16

  A Tiny MySQL++ Tutorial; C++ and MySQL; MySQL++ Example

I wrote a post about how to install MySQL++ and I thought I will write a quick tutorial on how to use it too. This is a very basic MySQL++ program and it’s very self explanatory: #include <mysql++.h> #include <stdlib.h>   using namespace std; using namespace mysqlpp;   int main() { try { Connection conn(false); conn.connect("DB NAME", "DB HOST probably localhost", "DB USER", "DB PASS"); Query query = conn.query(); } catch (BadQuery er...

   C++,Example,MySQL++,Insert,API     2011-09-05 02:12:40

  Cron Job in cPanel with PHP

Running PHP scripts automatically can have some big benefits. You can wait to have things get done when there is less traffic on your server, or you can ensure daily tasks get done on time. cPanel Simple CronEven if you do not know anything about cron jobs, and have never run a cron job before - you can get started with the simple cron tool built into cPanel. The url for it is: https://www.yoursite.com:2083/frontend/x/cron/simplecron.html? A few things you'll need is the path to php and the path...

   PHP,Cron,Autonomous Job,cPanel,Linux     2011-04-26 09:48:40

  Facebook will release new News Feed

According to 36Kr, Facebook sent out invitations to media to release a new version of the News Feed. This new News Feed will be released at 10 o'clock on March 7th(PST time) at the headquarters.The web version and mobile version of News Feed was updated in September 2011 and May 2012, Web version adds a dynamic display feature, if you login to Facebook per day, it will recommend popular content to you first If you frequently log in to Facebook, it will recommend the latest content. The mobile v...

   Facebook, News feed     2013-03-01 22:19:24

  YouTube video player control bar becomes transparent

YouTube has made an update on its video player control bar and made it general available to the public now. The update is to make the video player control bar transparent and float on top of the videos being played. There are no functional changes about this control bar.  The original control bar is black but not transparent. After the update, the control bar looks like: YouTube started to test this new change back in April 2015. At that time, it was tested in a small scale and only a sma...

   YouTube,Video Player,HTML 5, Transparent     2015-08-04 05:14:42

  An experience on fixing HTTP 406 Not Acceptable error

This post is about an experience of mine on fixing a HTTP 406 Not Acceptable error seen on one of my page. Just got back from a business trip and opened my computer as usual to start to monitor my website statistics. But when I opened the page on showing real time page views, it shows nothing but zero. So I pressed F12 to bring up the developer tool to check on what's going on. The logic of loading the real time page view is backed by AJAX call. In the developer tool console, I see that the rAJA...

   PHP,AJAX,HTML,HTTP 406,CONTENT-TYPE     2019-03-30 04:09:10

  Write high quality JavaScript and CSS with SublimeLinter

SublimeLinter is a plugin for one of the front end editor--Sublime Text, it is used to highlight those syntax not conforming to standard or wrong, it supports JavaScript,CSS,HTML,Java,PHP,Python,Ruby and some more.This article will introduce how to configure SublimeLinter in Windows to validate JavaScript and CSS codes. Preparation Install Sublime Text package control tool : http://wbond.net/sublime_packages/package_control Install SublimeLinter with Sublime Text package control tool :https://gi...

   SublimeLinter,Sublime Text,Validation     2013-06-14 23:24:51

  How to password protect a Winzip file

Winzip files are great ways of sharing documents and images of large sizes over the web or through email, since their reduced size makes it possible for them to be sent and received. Also, it is easier to manage one attachment than multiple. But what if the file contains sensitive information you don’t want snoopers to see? Simply add a password protection in Winzip. Adding a password will ensure more security and reliability of the transported files. How to add a Password to your Zip Fil...

   DATA SECURITY,WINZIP     2019-08-29 11:42:41

  About C++ comma operator precedence

When learning programming language, we will always have one topic about the operator precedence. Since there are many operators can be used in one expression, there should be some rules regarding which operation can happen first so that the compiler or interpreter can handle them correctly. One rule of programming with expression is using as much as brackets as you can to avoid unexpected results. Here we refer one problem we see online about the comma operator in C++. The following program has ...

   comma,precedence     2012-11-12 10:25:00

  Go vs C benchmark. Could Go be faster than C?

During last semester I was attending Multiprocessor Architectures course, given at Facultad de Informática where I study my Computer Science degree. As part of the assignments due to pass the course, we had to do several programs written in C to benchmark matrix multiplication by testing different techniques and technologies. First of all we had to do a secuential program in three different versions: A normal one where the result matrix is ordered by rows and the loops range the matrix by ...

   Gp,C,Benchmark,Faster,Speed,Comparison     2012-02-08 10:09:07

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