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What is __main__.py?
...t have Bash (or another Posix shell) on Windows just create these files at demo/__<init/main>__.py with contents in between the EOFs:
$ mkdir demo
$ cat > demo/__init__.py << EOF
print('demo/__init__.py executed')
def main():
print('main executed')
EOF
$ cat > demo/__main__.py...
Purpose of Python's __repr__
...redits" or "license" for more information.
>>> class StackOverflowDemo:
... def __init__(self):
... pass
... def __repr__(self):
... return '<StackOverflow demo object __repr__>'
...
>>> demo = StackOverflowDemo()
>>> demo
<StackOverflow d...
How can I profile Python code line-by-line?
...notation output format is much like line profiler:
$ pprofile --threads 0 demo/threads.py
Command line: ['demo/threads.py']
Total duration: 1.00573s
File: demo/threads.py
File duration: 1.00168s (99.60%)
Line #| Hits| Time| Time per hit| %|Source code
------+----------+-----------...
PowerShell Script to Find and Replace for all Files with a Specific Extension
...
(Get-Content $file.PSPath) |
Foreach-Object { $_ -replace "Dev", "Demo" } |
Set-Content $file.PSPath
}
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Python name mangling
...(or more) leading underscores and at most one trailing underscore.
class Demo:
__any_name = "__any_name"
__any_other_name_ = "__any_other_name_"
And now:
>>> [n for n in dir(Demo) if 'any' in n]
['_Demo__any_name', '_Demo__any_other_name_']
>>> Demo._Demo__any_name
'__...
How to get the input from the Tkinter Text Widget?
..._object.get('1.0', 'end-1c') if you don't want the last newline character.
Demo
See below demonstration that selects the characters in between the given positions with sliders:
try:
import tkinter as tk
except:
import Tkinter as tk
class Demo(tk.LabelFrame):
"""
A LabeFrame that in...
How do I create a self-signed certificate for code signing on Windows?
...key was to install the test root certificate with
certutil -addstore Root Demo_CA.cer
which Roger's answer didn't quite cover.
Here is a batch file that worked for me (with my .inf file, not included).
It shows how to do it all from start to finish, with no GUI tools at all
(except for a few pas...
iOS 7's blurred overlay effect using CSS?
...ht about this for the last 4 weeks and came up with this solution.
Live Demo
[Edit]
I wrote a more indepth post on CSS-Tricks
This technique is using CSS Regions so the browser support is not the best at this moment. (http://caniuse.com/#feat=css-regions)
The key part of this technique is to...
Determine project root from a running node.js application
...ely dependent on what directory the process was launched from:
$ cd /home/demo/
$ mkdir subdir
$ echo "console.log(process.cwd());" > subdir/demo.js
$ node subdir/demo.js
/home/demo
$ cd subdir
$ node demo.js
/home/demo/subdir
app-root-path
To address this issue, I've created a node module ca...
How can I time a code segment for testing performance with Pythons timeit?
...())
def main():
objs = globals()
funcs = []
f = open("timeit_demo.sh", "w+")
for objname in objs:
if objname != 'main' and type(objs[objname]) == types.FunctionType:
funcs.append(objname)
funcs.sort()
for func in funcs:
f.write('''echo "Timing: ...