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Python, creating objects

... "" # The class "constructor" - It's actually an initializer def __init__(self, name, age, major): self.name = name self.age = age self.major = major def make_student(name, age, major): student = Student(name, age, major) return student Note that even tho...
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Header files for x86 SIMD intrinsics

.../x86-64 use x86intrin.h For gcc/clang/armcc targeting ARM with NEON use arm_neon.h For gcc/clang/armcc targeting ARM with WMMX use mmintrin.h For gcc/clang/xlcc targeting PowerPC with VMX (aka Altivec) and/or VSX use altivec.h For gcc/clang targeting PowerPC with SPE use spe.h You can handle all t...
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PHP function overloading

...c function that takes in a variable number of arguments. You would use func_num_args() and func_get_arg() to get the arguments passed, and use them normally. For example: function myFunc() { for ($i = 0; $i < func_num_args(); $i++) { printf("Argument %d: %s\n", $i, func_get_arg($i))...
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How to work with complex numbers in C?

...a standard c99 type (under the hood on GCC, it is actually an alias to the _Complex type). – Snaipe Apr 12 '15 at 8:50 ...
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Lua简明教程 - 脚本技术 - 清泛IT论坛,有思想、有深度

...ble来管理全局变量的,Lua把这些全局变量放在了一个叫“_G”的Table里。我们可以用如下的方式来访问一个全局变量(假设我们这个全局变量名叫globalVar):_G.globalVar _G["globalVar"]复制代码 我们可以通过下面的方式来遍历...
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STL:accumulate与自定义数据类型 - C/C++ - 清泛网 - 专注C/C++及内核技术

...mulate()的原型为(文件取自DEV-C++编译器): template<typename _InputIterator, typename _Tp, typename _BinaryOperation> _Tp accumulate(_InputIterator __first, _InputIterator __last, _Tp __init, _BinaryOperation __binary_op) { // concept requirements __glibcxx...
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What does “#define _GNU_SOURCE” imply?

... Defining _GNU_SOURCE has nothing to do with license and everything to do with writing (non-)portable code. If you define _GNU_SOURCE, you will get: access to lots of nonstandard GNU/Linux extension functions access to traditional fu...
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BaseException.message deprecated in Python 2.6

...s that only a single string argument be passed to the constructor.""" __str__ and __repr__ are already implemented in a meaningful way, especially for the case of only one arg (that can be used as message). You do not need to repeat __str__ or __init__ implementation or create _get_message as s...
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Append text to input field

...might want to write a function: //Append text to input element function jQ_append(id_of_input, text){ var input_id = '#'+id_of_input; $(input_id).val($(input_id).val() + text); } After you can just call it: jQ_append('my_input_id', 'add this text'); ...
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How to print a int64_t type in C

C99 standard has integer types with bytes size like int64_t. I am using the following code: 6 Answers ...