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Move entire line up and down in Vim
...
This worked for me:
http://vim.wikia.com/wiki/Moving_lines_up_or_down_in_a_file
BTW, if you want to use ALT+some_key and your terminal (urxvt does this) refuses to comply, you should enter something like this in your .vimrc:
" For moving lines...
What is a stack trace, and how can I use it to debug my application errors?
... org.mortbay.jetty.Server.handle(Server.java:326)
at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)
at org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:943)
at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:756)
at org.mortb...
Profiling Django
...ust type "django-profiling" on google, you'll get these links (and more):
http://code.djangoproject.com/wiki/ProfilingDjango
http://code.google.com/p/django-profiling/
http://www.rkblog.rk.edu.pl/w/p/django-profiling-hotshot-and-kcachegrind/
Personally I'm using the middleware approach - i.e. ea...
What to add for the update portion in ConcurrentDictionary AddOrUpdate
...or that key if the key already exists: Use the indexer’s setter
(See: http://blogs.msdn.com/b/pfxteam/archive/2010/01/08/9945809.aspx)
The indexer is atomic, too. If you pass a function instead, it might not be:
All of these operations are atomic and are thread-safe with regards to all oth...
Sublime Text 2 multiple line edit
...+F3 to search a string and change all instances of search string at once.
http://www.sublimetext.com/docs/selection
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How do I parse a YAML file in Ruby?
...ch
self.metadata = YAML.load(md[:metadata])
end
Source and discussion: https://practicingruby.com/articles/tricks-for-working-with-text-and-files
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How to fluently build JSON in Java?
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I recently created a library for creating Gson objects fluently:
http://jglue.org/fluent-json/
It works like this:
JsonObject jsonObject = JsonBuilderFactory.buildObject() //Create a new builder for an object
.addNull("nullKey") //1. Add a null to the objec...
Create timestamp variable in bash script
... the complete list of these specifiers in the official documentation here: https://www.gnu.org/software/coreutils/manual/html_node/Time-conversion-specifiers.html#Time-conversion-specifiers
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CentOS 6.4下Squid代理服务器的安装与配置 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...份立即传给用户，使用户觉得速度相当快。Squid 可以代理HTTP、FTP、GOPHER、SSL和WAIS等协议并且Squid 可以自动地进行处理，可以根据自己的需要设置Squid，使之过滤掉不想要的东西。
1.1 工作流程
当代理服务器中有客户端需要的数...
Java 8: Where is TriFunction (and kin) in java.util.function? Or what is the alternative?
...r void functions. Predicate and some other special cases also exist. See: https://msdn.microsoft.com/en-us/library/bb534960(v=vs.110).aspx
I wonder what the reason was why the language designers opted for Function,
Bifunction and did not continue until DecaExiFunction?
The answer to the secon...