SEARCH KEYWORD -- Reference counting
Misunderstanding about Android UI design
A few days ago I wrote a post trying to correct a lot of the inaccurate statements I have seen repeatedly mentioned about how graphics on Android works. This resulted in a lot of nice discussion, but unfortunately has also lead some people to come up with new, novel, and often technically inaccurate complaints about how Android works.These new topics have been more about some fundamental design decisions in Android, and why they are wrong. I’d like to help people better understand ...
Android,UI,Priority,Background job,Smooth 2011-12-09 02:30:25
Some tricks on PHP session
1. Session timeout problem There is a nuance we found with session timing out although the user is still active in the session. The problem has to do with never modifying the session variable. The GC will clear the session data files based on their last modification time. Thus if you never modify the session, you simply read from it, then the GC will eventually clean up. To prevent this you need to ensure that your session is modified within the GC delete time. You can accomp...
PHP,Session,Timeout,Solution,Various domain 2015-03-13 07:05:37
4 types of programmers
Not every one who writes code is a programmer. Programmers are people who live with programming. There are 4 types of programmers: scientist, coder, expert and artisan.Scientist, they are more like mathematicians rather than programmers. They invented various theories, algorithms and terminologies. Proofs and calculations in textbooks are all from these people. Moreover other programmers more or less benefit from their work. Sometimes one paper published by them can change the way of thinking of...
Programmer,Coder,Expert 2013-07-13 09:19:03
Coming full circle
Experts often end up where they started as beginners.If you’ve never seen the word valet, you might pronounce it like VAL-it. If you realize the word has a French origin, you would pronounce it val-A. But the preferred pronunciation is actually VAL-it.Beginning musicians play by ear, to the extent that they can play at all. Then they learn to read music. Eventually, maybe years later, they realize that music really is about what you hear and not what you see.Beginning computer science stu...
Mozilla releases a web identity system : Persona
Now almost every website requires the user to register, there are many benefits of registration for a website, such as retaining users, accommodating discussions, providing customized content and so on.But there is too much trouble if each site requires registration, right?Of course, users can also have their own way, for those less important sites, for example, using a unified user name, password and email so that you only need to remember one account. Then, we also see some advanced methods em...
Foursquare : 20 million users and 2 billion check-ins
Yesterday was the Foursquare third annual 4sqDay celebration (Four - squared open four square, ie April 16), this mobile phone service site which is based on user location information confirmed that their users reached 20 million and there were two billion check-ins.Foursquare was founded in 2009 and it is a mobile phone service website based on the user location information .It encourages mobile phone users to share their current geographic location and other information with others. In co...
Fpoursquare,Check-in,4sqDay 2012-04-17 13:39:14
Software Development Company Shares Its Development Process
v\:* {behavior:url(#default#VML);}
o\:* {behavior:url(#default#VML);}
w\:* {behavior:url(#default#VML);}
.shape {behavior:url(#default#VML);}
Normal
0
false
false
false
false
EN-IN
X-NONE
GU
CUSTOM SOFTWARE DEVELOPMENT COMPANY,SOFTWARE ARCHITECHURE,TESTING,REQUIREMENT ANALYSIS,MAINTENANCE 2016-01-21 00:13:26
World leaders who know how to code
World leaders are those people who have extraordinary speaking skills and are a group of very busy people in most people's impression. But among them, there are a few who know how to program as well. Today we are going to summarize some of them. Lee Hsien Loong -- Singapore Prime Minister Lee Hsien Loong, Singapore Prime Minister posted a C++ program about Sudoku which he wrote several years ago. He shared the source code on Google Drive as well. In 1971, Mr. Lee studied Mathema...
World leader, Coding, Programming 2015-08-02 05:56:20
One reason why mcrypt responds slowly
This morning one colleague came over and talked about one script which used mcrypt responded very slowly, the server configurations are fine. But the reason for the slowness is unknown. Here is one script which reproduces the issue: <?php $dmcryptText = "dummy"; $key = "foobar"; $size = mcrypt_get_iv_size(MCRYPT_BLOWFISH,MCRYPT_MODE_ECB); $iv = mcrypt_create_iv($size); //Take care $m = mcrypt_ecb(MCRYPT_BLOWFISH, $key, $dmcryptText, MCRYPT_DECRYPT, $iv); var_dump($m); When 20 requests of&...
How to help new joiners involve in projects
Usually when a new joiner involves in a new project, he will spend much time on understanding the background of the project, the current status of the project and the requirements of the project etc. It is very easy for them to get lost in this stage. So to effectively help them involve in the project, we need have some people guiding them, giving them some useful instructions. What should we do to help them? Here are some steps I take.1. Project backgroundIn this phase, I will introduce to them...
New joiner,Experience 2012-05-05 11:06:18
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