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Any reason not to use '+' to concatenate two strings?
... matter of other Python implementations, such as pypy, jython, ironpython, etc...
– jsbueno
Apr 6 '12 at 13:50
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Find all files with a filename beginning with a specified string?
I have a directory with roughly 100000 files in it, and I want to perform some function on all files beginning with a specified string, which may match tens of thousands of files.
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Tool to read and display Java .class versions
Do any of you know of a tool that will search for .class files and then display their compiled versions?
9 Answers
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What's the difference between .so, .la and .a library files?
I know an .so file is a kind of dynamic library (lots of threads can share such libraries so there is no need to have more than one copy of it in memory). But what is the difference between .a and .la ? Are these all static libraries?
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自动生成Linux下Makefile全攻略（automake原理） - C/C++ - 清泛网 - 专注C/C++及内核技术
自动生成Linux下Makefile全攻略（automake原理）本文假定大家对Makefile自动化编译有基本的了解，Linux编译安装软件的方法的主要步骤及输出结果如下：1、. configure 输出Makefile文件2...本文假定大家对Makefile自动化编译有基本的了解（...
getenv() vs. $_ENV in PHP
...or the getenv function, this is because there are three ways that PHP can fetch the environment variable:
Via sapi_getenv (e.g. if it's getting the environment variable from Apache)
If on Windows, from GetEnvironmentVariableA.
If on non-Windows, from the getenv function provided by libc.
As far ...
How to import a single table in to mysql database using command line
...rname -p databasename tableName > path/example.sql
This will create a file named example.sql at the path mentioned and write the create table sql command to create table tableName.
Import data into table
mysql -u username -p databasename < path/example.sql
This command needs an sql file c...
Why use deflate instead of gzip for text files served by Apache?
What advantages do either method offer for html, css and javascript files served by a LAMP server. Are there better alternatives?
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jQuery .hasClass() vs .is()
... is is multi-purpose, you can for example do is('.class'), is(':checked'), etc which means is has more to do where is hasClass is limited which only checks for a class being set or not.
Hence, hasClass should be faster if performance at any level is your priority.
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What is the difference between “def” and “val” to define a function
... x % 2 == 0)" function (not any other statement before i.e. println("val") etc. Invoking event2 with different parameters will actually invoke "(x => x % 2 == 0)" code, as only that is saved with event2.
scala> even2(2)
res7: Boolean = true
scala> even2(3)
res8: Boolean = false
Just to ...