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How to pass arguments to a Button command in Tkinter?
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Example GUI:
Let's say I have the GUI:
import tkinter as tk
root = tk.Tk()
btn = tk.Button(root, text="Press")
btn.pack()
root.mainloop()
What Happens When a Button Is Pressed
See that when btn is pressed it calls its own function which is very similar to button_press_handle in t...
Downloading a Google font and setting up an offline site that uses it
...s" button near "Remove from collection" button and make sure that you have selected other styles you may also need such as 'bold'...
Click the 'Use' tab button on bottom right of the page
Click the download button on top with a down arrow image
Click on "zip file" on the the popup message tha...
Best way to make Django's login_required the default
... Simply check each view function.
import os
import re
def view_modules( root ):
for path, dirs, files in os.walk( root ):
for d in dirs[:]:
if d.startswith("."):
dirs.remove(d)
for f in files:
name, ext = os.path.splitext(f)
...
What is the correct way to represent null XML elements?
...le would be elements of type decimal. If you want them to be empty you can union an enumerated string that only allows "" and a decimal, or use a decimal that is nillable.
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In C# check that filename is *possibly* valid (not that it exists) [duplicate]
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I enhanced this solution using bOk = System.IO.Path.IsPathRooted(fileName); instead of bOk = true;
– jing
Sep 24 '13 at 7:12
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Windows equivalent of the 'tail' command
...n*}"
Tail Command:
powershell -command "& {Get-Content *filename* | Select-Object -last *n*}"
or, directly from PowerShell:
Get-Content *filename* -TotalCount *n*
Get-Content *filename* | Select-Object -last *n*
update
PowerShell 3.0 (Windows 8 and higher) added Tail command with alias...
Checking if a double (or float) is NaN in C++
...TH__ macro and switch to a different implementation in that case (e.g. use unions and bit twiddling).
– Adam Rosenfield
Mar 27 '11 at 23:45
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How can I view all the git repositories on my machine?
...want ALL repositories on a drive, you should run the command once from the root of each drive.
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Removing pip's cache?
...urge removes all the wheel files in the cache.
pip cache remove matplotlib selectively removes files related to a matplotlib from the cache.
In summary, pip provides a lot of ways to tweak how it uses the cache:
pip install --no-cache-dir <package>: install a package without using the cache...
Unnamed/anonymous namespaces vs. static functions
...ve.
Static only applies to names of objects, functions, and anonymous unions, not to type declarations.
Edit:
The decision to deprecate this use of the static keyword (affect visibility of a variable declaration in a translation unit) has been reversed (ref). In this case using a static or a...