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廉价共享存储解决方案2-drbd+cman+gfs2 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...aliyun.com/repo/Centos-6.repo
把$releasever 全部改为6
yum clean all&yum makecache
3、安装DRBD 请参考
http://user.qzone.qq.com/58740020/blog/1448855653
3.1、不一样的地方
同步以上操作或文件,并初始化资源及启动服务
drbdadm create-md r0
service d...
How do I time a method's execution in Java?
...
actually, its "new-fashioned" because you used nanoTime, which wasn't added until java5
– John Gardner
Oct 7 '08 at 22:26
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How to find the Number of CPU Cores via .NET/C#?
...sical processors
Number of cores
Number of logical processors.
These can all be different; in the case of a machine with 2 dual-core hyper-threading-enabled processors, there are 2 physical processors, 4 cores, and 8 logical processors.
The number of logical processors is available through the En...
How do Python's any and all functions work?
I'm trying to understand how the any() and all() Python built-in functions work.
8 Answers
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How to convert float to int with Java
I used the following line to convert float to int, but it's not as accurate as I'd like:
7 Answers
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JavaScript and Threads
...onBat JavaScript Benchmark (first link)
The Gears plugin can also be installed in Firefox.
Safari 4, and the WebKit nightlies have worker threads:
JavaScript Ray Tracer
Chrome has Gears baked in, so it can do threads, although it requires a confirmation prompt from the user (and it uses a d...
What's the difference between JavaScript and JScript?
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Just different names for what is really ECMAScript. John Resig has a good explanation.
Here's the full version breakdown:
IE 6-7 support JScript 5 (which is equivalent to ECMAScript 3, JavaScript 1.5)
IE 8 supports JScript 6 (which is equivalent to ECMAScri...
List all files and directories in a directory + subdirectories
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string[] allfiles = Directory.GetFiles("path/to/dir", "*.*", SearchOption.AllDirectories);
where *.* is pattern to match files
If the Directory is also needed you can go like this:
foreach (var file in allfiles){
FileInfo in...
Does it make any sense to use inline keyword with templates?
...is not. Adding inline on a template is irrelevant, and clang-tidy will actually remove it.
– gnzlbg
Aug 9 '17 at 9:32
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jquery select change event get selected option
...the $("selector", this) syntax mean? I have a general idea, but I'm not totally sure
– JoshWillik
Jan 20 '14 at 22:08
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