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Checking if a folder exists (and creating folders) in Qt, C++
...rectory named "Folder" exists use:
QDir("Folder").exists();
To create a new folder named "MyFolder" use:
QDir().mkdir("MyFolder");
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Logical operator in a handlebars.js {{#if}} conditional
...{{x 'lastName'}}</h1>
<div>{{x '"you were born in " + ((new Date()).getFullYear() - parseInt(this.age, 10)) '}}</div>
{{#xif 'parseInt(age) >= 21'}} login here:
<a href="http://foo.bar?email={{x 'encodeURIComponent(email)'}}">
http://foo.bar?...
What's the difference between window.location and document.location in JavaScript?
...they are same, then describes the differences in lighter text. They are decidedly not same.
– danorton
Feb 7 '12 at 1:47
35
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Not class selector in jQuery
...unction () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f4614120%2fnot-class-selector-in-jquery%23new-answer', 'question_page');
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...
How to do something before on submit? [closed]
...
If you have a form as such:
<form id="myform">
...
</form>
You can use the following jQuery code to do something before the form is submitted:
$('#myform').submit(function() {
// DO STUFF...
return true; // return false to cancel form acti...
Record file copy operation with Git
...ory of the copied file in three commits:
Instead of copying, switch to a new branch and move the file to its new location there.
Re-add the original file there.
Merge the new branch to the original branch with the no-fast-forward option --no-ff.
(Credits go to Raymond Chen.)
The former soluti...
Crontab - Run in directory
...unction () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f8899737%2fcrontab-run-in-directory%23new-answer', 'question_page');
}
);
...
In c++ what does a tilde “~” before a function name signify?
...ctually it's when the keyword "delete" is used. Remember that the keyword "new" invokes "operator new" and then calls the constructor on the address returned so it's perfectly possible to "new" memory on the stack. :) The keyword "delete" calls the destructor and then invokes "operator delete".
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What's the difference between := and = in Makefile?
...l = function(e) {
var $elem = $('.new-login-left'),
docViewTop = $window.scrollTop(),
docViewBottom = docViewTop + $window.height(),
...
how to configure apache server to talk to HTTPS backend server?
...unction () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f25107654%2fhow-to-configure-apache-server-to-talk-to-https-backend-server%23new-answer', 'question_page');
}
);
...