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Should I put #! (shebang) in Python scripts, and what form should it take?
... so. Spaces seem pretty common and there is a lot of evidence around the 'net of this as an accepted usage. However I think no-space is probably the more canonical usage.
– Chris Johnson
Jan 29 '14 at 19:25
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What is HEAD in Git?
...~2), which is not the commit id of a known head. See the article at eagain.net/articles/git-for-computer-scientists for a more thorough explanation.
– Silfheed
Jan 5 '16 at 22:24
1...
FFmpeg: How to split video efficiently?
...g ffmpeg
#!/bin/bash
# Written by Alexis Bezverkhyy <alexis@grapsus.net> in 2011
# This is free and unencumbered software released into the public domain.
# For more information, please refer to <http://unlicense.org/>
function usage {
echo "Usage : ffsplit.sh input.fi...
jQuery Validate - require at least one field in a group to be filled
...roblems with the current version is on github.
Example at http://jsfiddle.net/f887W/10/
jQuery.validator.addMethod("require_from_group", function (value, element, options) {
var validator = this;
var minRequired = options[0];
var selector = options[1];
var validOrNot = jQuery(selector, element.for...
What are the various “Build action” settings in Visual Studio project properties and what do they do
...ust by building an MSBuild Task. If you look in the %systemroot%\Microsoft.net\framework\v{version}\ directory, and look at the Microsoft.Common.targets file, you should be able to decipher many more (example, with VS Pro and above, there is a "Shadow" action that allows you generate private accesso...
htaccess redirect to https://www
...
To first force HTTPS, you must check the correct environment variable %{HTTPS} off, but your rule above then prepends the www. Since you have a second rule to enforce www., don't use it in the first rule.
RewriteEngine On
RewriteCond %{HTT...
How do I make a textbox that only accepts numbers?
...
I am assuming from context and the tags you used that you are writing a .NET C# app. In this case, you can subscribe to the text changed event, and validate each key stroke.
private void textBox1_TextChanged(object sender, EventArgs e)
{
if (System.Text.RegularExpressions.Regex.IsMatch(textBo...
Why do x86-64 systems have only a 48 bit virtual address space?
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lwn.net/SubscriberLink/655437/9a48cd3e7a8cbe8a <-- three years after this reply, we are already hitting these limits :) The HP Machine will have 320TB of memory and they can't provide it as a flat address space because of the...
When should one use a 'www' subdomain?
When browsing through the internet for the last few years, I'm seeing more and more pages getting rid of the 'www' subdomain.
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How do I execute code AFTER a form has loaded?
In .NET, Windows Forms have an event that fires before the Form is loaded (Form.Load), but there is no corresponding event that is fired AFTER the form has loaded. I would like to execute some logic after the form has loaded.
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