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How do I get an object's unqualified (short) class name?
...lead to unexpected results if mis-used (protected methods becoming public, etc.). You can use simple string replacement on PHP magic constants instead: str_replace(__NAMESPACE__ . '\\', '', __CLASS__);. It's also much faster, performance-wise.
– Franklin P Strube
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How do I create directory if none exists using File class in Ruby?
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You can use FileUtils to recursively create parent directories, if they are not already present:
require 'fileutils'
dirname = File.dirname(some_path)
unless File.directory?(dirname)
FileUtils.mkdir_p(dirname)
end
Edit: Here is a s...
What is the difference between tar and zip? [closed]
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tar in itself just bundles files together (the result is called a tarball), while zip applies compression as well.
Usually you use gzip along with tar to compress the resulting tarball, thus achieving similar results as with zip.
For reasonably large a...
Linux Shell中 if else及大于、小于、等于逻辑表达式写法 - C/C++ - 清泛网...
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if ....; then
....
elif ....; then
....
else
....
fi
[ -f "somefile" ] ：判断是否是一个文件
[ -x "/bin/ls" ] ：判断/bin/ls是否存在并有可执行权限
[ -n "$var" ] ：判断$var变量是否有值
[ "$a" = "$b" ] ：判断$a和$b是否相等
-r file 用户...
php动态安装mysql扩展错误（ext/mysqlnd/mysqlnd.h: No such file or direc...
php动态安装mysql扩展错误（ext/mysqlnd/mysqlnd.h: No such file or directory）错误如下：In file included from data xingzheng install php-5.5.10 include php Zend zend_compile.h:719, from ...错误如下：
In file included from /data/xingzheng/install/php-5.5.10/include/php/...
Is there a Subversion command to reset the working copy?
...like git reset --hard or (ha, hard Git reset does not remove unversioned files either!) rm -rf wc && svn co <url> wc .
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Get line number while using grep
I am using grep recursive to search files for a string, and all the matched files and the lines containing that string are print on the terminal. But is it possible to get the line numbers of those lines too??
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Import CSV file to strongly typed data structure in .Net [closed]
What's the best way to import a CSV file into a strongly-typed data structure?
11 Answers
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What is this weird colon-member (“ : ”) syntax in the constructor?
...or<double> emptyVec(0);, std::vector<double> fullVec(10,23.);, etc. Only with the type removed, of course, because the type is in the member declaration.
– Steve Jessop
Nov 11 '09 at 1:03
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What is meant by Ems? (Android TextView)
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Ems is a typography term, it controls text size, etc. Check here
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