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Git: Set up a fetch-only remote?
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Apart from changing the push URL to something invalid (e.g., git remote set-url --push origin DISABLED), one can also use the pre-push hook.
One quick way to stop git push is to symlink /usr/bin/false to be the hook:
$ ln -s /usr...
Percentage Height HTML 5/CSS
...f padding, and the content will expand to fill the container. Long article from 2009 on this subject: http://alistapart.com/article/creating-intrinsic-ratios-for-video
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background function in Python
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I prefer to use gevent for this sort of thing:
import gevent
from gevent import monkey; monkey.patch_all()
greenlet = gevent.spawn( function_to_download_image )
display_message()
# ... perhaps interaction with the user here
# this will wait for the operation to complete (optional)
gr...
Why does 'continue' behave like 'break' in a Foreach-Object?
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Simply use the return instead of the continue. This return returns from the script block which is invoked by ForEach-Object on a particular iteration, thus, it simulates the continue in a loop.
1..100 | ForEach-Object {
if ($_ % 7 -ne 0 ) { return }
Write-Host "$($_) is a multiple o...
C# Sort and OrderBy comparison
...o both questions are "no" then it really doesn't matter which one you pick from a performance perspective.
– Eric Lippert
Dec 2 '09 at 16:10
12
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How do sessions work in Express.js with Node.js?
...e like a placeholder for the session than a holder of actual session data.
From here, it looks like this session data on the server is by default held in memory, although that could be altered to whatever storage form implements the appropriate API.
So if you want to check things without a specifi...
How do I append text to a file?
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cat >> filename
This is text, perhaps pasted in from some other source.
Or else entered at the keyboard, doesn't matter.
^D
Essentially, you can dump any text you want into the file. CTRL-D sends an end-of-file signal, which terminates input and returns you to the shell...
Citing the author of a blockquote using Markdown syntax
...it uses Markdown for article writing. I need to do a blockquote of a quote from Benjamin Franklin and would like to have the quote followed by a citation beneath it, but right now all it does is blockquote the whole line. How does one do this in markdown syntax?
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Prompt for user input in PowerShell
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Read-Host is a simple option for getting string input from a user.
$name = Read-Host 'What is your username?'
To hide passwords you can use:
$pass = Read-Host 'What is your password?' -AsSecureString
To convert the password to plain text:
[Runtime.InteropServices.Marshal]...
Validate that a string is a positive integer
...t of the work.
str = str.replace(/^0+/, "") || "0"; removes all leading 0s from the string — but if that results in a blank string, restores a single 0.
Number(str): Convert str to a number; the number may well have a fractional portion, or may be NaN.
Math.floor: Truncate the number (chops off ...