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Open directory dialog
...rectory it belongs to but that's unintuitive at best. Has anyone seen this done before?
13 Answers
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Form onSubmit determine which submit button was pressed [duplicate]
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Not in the submit event handler itself, no.
But what you can do is add click handlers to each submit which will inform the submit handler as to which was clicked.
Here's a full example (using jQuery for brevity)
<html>
<head>
<title>Test Page</title>
<s...
How to randomize (shuffle) a JavaScript array?
...on shuffle(array) {
var currentIndex = array.length, temporaryValue, randomIndex;
// While there remain elements to shuffle...
while (0 !== currentIndex) {
// Pick a remaining element...
randomIndex = Math.floor(Math.random() * currentIndex);
currentIndex -= 1;
// ...
How to concatenate string variables in Bash
... Probably good to get in the habit of putting $foo inside the double quotes, for the times when it really does matter.
– Cascabel
Nov 15 '10 at 7:56
109
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What is the difference between “#!/usr/bin/env bash” and “#!/usr/bin/bash”?
...ault version of the program is in your current environment.
This way, you don't have to look for it in a specific place on the system, as those paths may be in different locations on different systems. As long as it's in your path, it will find it.
One downside is that you will be unable to pass ...
Function pointers, Closures, and Lambda
...lates both the function pointer and variables. This is why, in C#, you can do:
int lessThan = 100;
Func<int, bool> lessThanTest = delegate(int i) {
return i < lessThan;
};
I used an anonymous delegate there as a closure (it's syntax is a little clearer and closer to C than the lambda ...
Automatically capture output of last command into a variable using Bash?
...ck for changes since the last PROMPT_COMMAND. This will include stuff you don't want, though. I'm pretty sure you are not going to find anything closer to what you want that this, though.
– Seth Robertson
May 19 '11 at 20:51
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Finding index of character in Swift String
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You are not the only one who couldn't find the solution.
String doesn't implement RandomAccessIndexType. Probably because they enable characters with different byte lengths. That's why we have to use string.characters.count (count or countElements in Swift 1.x) to get the number of charac...
Reordering arrays
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This is a good answer, and the splice() within a splice() does the job well. It should be noted, however, that adding a move() method to the Array prototype is called "Monkey Patching" and is typically considered bad practice. stackoverflow.com/questions/5741877/…
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How to disable phone number linking in Mobile Safari?
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This seems to be the right thing to do, according to the Safari HTML Reference:
<meta name="format-detection" content="telephone=no">
If you disable this but still want telephone links, you can still use the "tel" URI scheme.
Here is the relevant page...