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  iPhone 5 vs Samsung Galaxy S3 drop test

With the launch of the iPhone 5, there are quite a few companies starting the test of Apple's new darling. Recently, Android Authority released a video of a test. The test is about ropping iPhone 5 and Galaxy S3 three times from different heights, the result is not good to Galaxy S3, although two phones can still work, the Galaxy S3 screen almost completely torn.In daily life, we may pull out the phone from our pocket and hold it in our hand, put the phone to our ear. In these three cases, the p...

   iPhone 5,Galaxy S3,drop test     2012-09-21 23:42:18

  Hide a file in a picture

Sometimes if you want to hide some important files on your computer which you don't want others to see, how would you do that? Find a professional tool? Set password for some folders? Change the file properties to hidden? They are possible, but they may not be so convenient or so secure. Here we share with you how to hide a file in a picture. Prerequisites 1 picture for example : test.jpg 1 test file, for example : test.txt WinRAR Steps Prepare the picture test.jpg and test file test.txt Use ...

   Trick,Picture,Fil hiding,WinRAR     2012-09-13 19:36:36

  How does MySQL handle DROP TABLE

A few days ago, when executing DROP TABLE in MySQL, all processes including DDL and DML were hung until DROP TABLE was completed. I am confused about this phenomenon. I have reviewed the source codes of MySQL to check how MySQL internally handle DROP TABLE. When user trigger DROP TABLE command: ########################MySQL SERVER drop table######################## /* Sql_table.cc  delete (drop) tables. */bool mysql_rm_table( )   /*   Execute the drop of a normal or temporary...

   MySQL,DROP TABLE     2012-09-24 11:34:05

  Show drop down list or menu above of a flash in webpage

How to make a drop down menu show above of a  flash in webpage?Normally when we embed a flash or swf file into our webpage, it is not one component of our webpage.So sometimes the flash will always show above of the webpage, it will not interact with our HTML page.To solve this problem,we need to use wmode property of object tag.wmode has three properties: window,opaque and transparent.window : the flash will show in its own rectangular window,which will not interact with    ...

   HTML,Flash,Block,Drop down menu,Solution     2012-03-12 17:13:57

  this in JavaScript

this is a keyword in JavaScript. It refers to an internal object created automatically when a function executes, it can only be used in a function. For example:        function test(){ 　　　　this.x = 1; 　　}The this keyword will change when a function is called in different situations. However, the general rule is : this refers to the object which calls the function.Next we discuss the use of this in 4 different situatio...

   this,keyword,use,JavaScript     2012-05-05 12:47:37

  jQuery 2.0 will drop support for some IE6/7/8 oddities

jQuery official website releases its road map for the future jQuery development. This road map reveals that jQuery 1.8 will be released within a month and other consecutive versions will follow the following release plan:jQuery 1.9 (early 2013): many of the interfaces already deprecated in version 1.8 will be removed; some of them will be available as plugins or alternative APIs supported by the jQuery project. IE 6/7/8 will be supported as today.jQuery 1.9.x (ongoing in 2013 and beyond): This v...

   jQuery 2.0,jQuery,IE support     2012-06-29 05:20:27

  Guide on recovering data in MySQL

In our daily work, there might be mistakes made which got some data or even databases deleted in MySQL. If this happens on production, it would be a nightmare. In case this happens, normally DBA would jump in to save the world. And they would try to recover the data from the backup if there is any. But if there is no backup, then the show stops. Hence database backup is necessary on production environments to avoid such awkward situation. Also normally in MySQL, binlog should be enabled as well ...

   MYSQL,DATABASE,BACKUP,BINLOG,EXAMPLE     2020-08-26 07:50:30

  Format JSON data on Ubuntu

JSON now becomes a very popular data format because of its simplicity and light-weight. Nowadays many RESTful APIs will offer a choice of exchanging JSON data between the server and client. Sometimes the data may not be formatted and it cannot be easily read by human beings. It's frequently desired that the unformatted JSON data should be formatted before read. Today we will show a few ways to format JSON data on Ubuntu. Assume we have a json file test.json with below content. { "title": "Test"...

   RUBY,PYTHON,NODEJS,JSON,JQ,PERL,LINUX,UBUNTU,YAJL     2016-08-17 11:05:09

  Huawei is open to acquire Nokia

Last night Huawei unveiled a new flagship smartphone Ascend P6 in London. It may be the thinnest smartphone in the world and its potential competitor is Samsung Galaxy S4. Before the press event, an article from FT said that Huawei was open to buy Nokia. "We are considering these sorts of acquisitions,maybe the combination has some synerges but depends on the willingness of Nokia. We are open-minded." remarked by Huawei's Richard Yu. After this news, Nokia's share price surges 11% to $4.10 per ...

   Huawei,Nokia     2013-06-19 00:43:38

  Demo on creating worker pool in GoLang

A worker pool is a pool where a specified number of workers(usually goroutine) created and run to pick up tasks. This can allow multiple tasks to be ran at the same time while keeping the number of workers a fixed number to avoid overuse of resource in the program. There are usually two approaches of creating worker pool. One is with fixed number of workers pre-created One is creating worker when needed until the max number of workers created In this post, we will cover the demonstration of cr...

   WORKER POOL,GOLANG,GOROUTINE     2021-01-24 05:04:00

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