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How to add lines to end of file on Linux
...ckoverflow.com%2fquestions%2f16823591%2fhow-to-add-lines-to-end-of-file-on-linux%23new-answer', 'question_page');
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python location on mac osx
I'm a little confused with the python on osx. I do not know if the previous owner of the laptop has installed macpython using macport. And I remembered that osx has an builtin version of python. I tried using type -a python and the result returned
...
How do I get the user agent with Flask?
...calls to getting this information out of the application context.
https://pythonhosted.org/Flask-Track-Usage/
Usage gets stored in this format:
[
{
'url': str,
'user_agent': {
'browser': str,
'language': str,
'platform': ...
Why does Windows64 use a different calling convention from all other OSes on x86-64?
...t is concerned, the "higher" regs are ordered, and both Microsoft and UN*X/Linux went for R8 / R9 as the first ones.
Keeping that in mind, Microsoft's choice of RAX (return value) and RCX, RDX, R8, R9 (arg[0..3]) are an understandable selection if you choose four registers for arguments.
I don't kno...
static linking only some libraries
..."int main() {}" > test.cpp
# c++ test.cpp /usr/lib/libX11.a
# ldd a.out
linux-vdso.so.1 => (0x00007fff385cc000)
libstdc++.so.6 => /usr/lib/libstdc++.so.6 (0x00007f9a5b233000)
libm.so.6 => /lib/libm.so.6 (0x00007f9a5afb0000)
libgcc_s.so.1 => /lib/libgcc_s.so.1 (0x00007f9a5ad99000)
lib...
How to redirect the output of the time command to a file in Linux?
Just a little question about timing programs on Linux: the time command allows to
measure the execution time of a program:
...
Number of processors/cores in command line
... am running the following command to get the number of processors/cores in Linux:
10 Answers
...
How to run multiple Python versions on Windows
I had two versions of Python installed on my machine (versions 2.6 and 2.5). I want to run 2.6 for one project and 2.5 for another.
...
使用 C++ 处理 JSON 数据交换格式 - C/C++ - 清泛网 - 专注C/C++及内核技术
... 是比较出名的 C++ JSON 解析库。在 JSON官网也是首推的。
下载地址为：http://sourceforge.NET/projects/jsoncpp。本文使用的 jsoncpp 版本为：0.5.0。
三、jsoncpp 在 Windows 下的编译
要使用第三方源码库，第一步少不了的就是编译，将源码...
fatal error: Python.h: No such file or directory
...e you haven't properly installed the header files and static libraries for python dev. Use your package manager to install them system-wide.
For apt (Ubuntu, Debian...):
sudo apt-get install python-dev # for python2.x installs
sudo apt-get install python3-dev # for python3.x installs
For y...