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Perfor<em>mem>ing user authentication in Java EE / JSF using j_security_check
I'<em>mem> wondering what the current approach is regarding user authentication for a web application <em>mem>aking use of JSF 2.0 (and if any co<em>mem>ponents do exist) and Java EE 6 core <em>mem>echanis<em>mem>s (login/check per<em>mem>issions/logouts) with user infor<em>mem>ation hold in a JPA entity. The Oracle Java EE tutorial is a bit spars...
What are OLTP and OLAP. What is the difference between the<em>mem>?
Actually what do they <em>mem>ean? All articles I find about the<em>mem> don't give <em>mem>e an idea, or <em>mem>y knowledge is too insufficient to understand it.
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What is the difference between float and double?
I've read about the difference between double precision and single precision. However, in <em>mem>ost cases, float and double see<em>mem> to be interchangeable, i.e. using one or the other does not see<em>mem> to affect the results. Is this really the case? When are floats and doubles interchangeable? What are the d...
How do I write a bash script to restart a process if it dies?
I have a python script that'll be checking a queue and perfor<em>mem>ing an action on each ite<em>mem>:
8 Answers
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How is the Linux kernel tested ?
How do the Linux kernel developers test their code locally and after they have it co<em>mem><em>mem>itted? Do they use so<em>mem>e kind of unit testing, build auto<em>mem>ation? test plans?
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Difference Between Cohesion and Coupling
What is the difference between cohesion and coupling?
16 Answers
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What's the difference between tilde(~) and caret(^) in package.json?
After I upgraded to latest stable node and np<em>mem> , I tried np<em>mem> install <em>mem>o<em>mem>ent --save . It saves the entry in the package.json with the caret ^ prefix. Previously, it was a tilde ~ prefix.
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Is there any reason to use a synchronous X<em>Mem>LHttpRequest?
It see<em>mem>s <em>mem>ost everyone does asynchronous requests with X<em>Mem>LHttpRequest but obviously the fact that there is the ability to do synchronous requests indicates there <em>mem>ight be a valid reason to do so. So what <em>mem>ight that valid reason be?
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Lua简明教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...，用在很多需要性能的地方，比如：游戏脚本，nginx，wireshark的脚本，当你把他的源码下下来编译后，你会发现解释器居然不到200k，这是多么地变态啊（/bin/sh都要1<em>Mem>，<em>Mem>acOS平台），而且能和C语言非常好的互动。我很好奇得浏览了...
Setting git parent pointer to a different parent
If I have a co<em>mem><em>mem>it in the past that points to one parent, but I want to change the parent that it points to, how would I go about doing that?
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