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记录一些Mac OS X技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...X的鼠标加速度很诡异，缓慢移动鼠标时几乎很难移动。
下载Mouse Acceleration Preference Pane这个配置文件，安装后把Mouse加速度改成负值（如-6）就能关闭加速度。
增强触摸板
默认的触摸板设置并不好用，比如单击鼠标必须把触摸...
How to use mod operator in bash?
... You can test it with simple echo $((-12 % 10)) (-2) and compare it with python3 python3 -c "print(-12 % 10)" (8).
– Lirt
Jan 28 '19 at 22:39
...
Is there a difference between using a dict literal and a dict constructor?
... 'c':3, 'd':4, 'e':5}"
1000000 loops, best of 3: 0.479 usec per loop
> python3.2 -m timeit "d = dict(a=1, b=2, c=3, d=4, e=5)"
1000000 loops, best of 3: 0.975 usec per loop
> python3.2 -m timeit "d = {'a':1, 'b':2, 'c':3, 'd':4, 'e':5}"
1000000 loops, best of 3: 0.409 usec per loop
...
mysql_config not found when installing mysqldb python interface
...
if use python3.x, tried with apt-get install python3-dev.
– Legolas Bloom
Sep 29 '16 at 1:59
...
“Cross origin requests are only supported for HTTP.” error when loading a local file
...ation.
Python 3
Do the same steps, but use the following command instead python3 -m http.server
Node.js
Alternatively, if you demand a more responsive setup and already use nodejs...
Install http-server by typing npm install -g http-server
Change into your working directory, where yoursome.htm...
Eclipse XDebug配置 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...置http: xdebug org wizard php来输入拷贝的phpinfo信息来检测该下载哪个版本文件。zend_extension = php_xdebug-2 5 4-5 6-vc11-nts-x86_ http://xdebug.org/wizard.php
来输入拷贝的phpinfo信息来检测该下载哪个版本文件。
php.ini末尾添加如下配置：
zen...
What's the bad magic number error?
...
Loading a python3 generated *.pyc file with python2 also causes this error.
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fol...
Access data in package subdirectory
... last):
File "<stdin>", line 1, in <module>
File "/usr/lib/python3.7/importlib/resources.py", line 87, in open_binary
resource = _normalize_path(resource)
File "/usr/lib/python3.7/importlib/resources.py", line 61, in _normalize_path
raise ValueError('{!r} must be only a fil...
Calculating a directory's size using Python?
...e print in the last line, it will work for current versions of python2 and python3:
du.py
-----
#!/usr/bin/python3
import subprocess
def du(path):
"""disk usage in human readable format (e.g. '2,1GB')"""
return subprocess.check_output(['du','-sh', path]).split()[0].decode('utf-8')
if __n...
How do I pass a string into subprocess.Popen (using the stdin argument)?
... exit status, and its output as a string back in one call:
#!/usr/bin/env python3
from subprocess import run, PIPE
p = run(['grep', 'f'], stdout=PIPE,
input='one\ntwo\nthree\nfour\nfive\nsix\n', encoding='ascii')
print(p.returncode)
# -> 0
print(p.stdout)
# -> four
# -> five
# -&g...