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How to check all checkboxes using jQuery?
...ox') will select all checkboxes on the page. If your page is extended with new checkboxes then they will also get selected/un-selected. Which might not be the intended behaviour.
Live Demo
$('#checkAll').click(function () {
$(':checkbox.checkItem').prop('checked', this.checked);
});
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Git - Undo pushed commits
... could just git checkout to the commit before the changes and commit the new changes, but I'm guessing that there will be problems to push them again to remote. Any suggestion on how should I proceed?
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PHP Fatal error: Call to undefined function json_decode()
...1-json
sudo nano /etc/php/7.1/mods-available/json.ini
Add json.so to the new file
Add the appropriate sym link under conf.d
Restart apache2 service (if needed)
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How to download a single commit-diff from GitHub?
...l = function(e) {
var $elem = $('.new-login-left'),
docViewTop = $window.scrollTop(),
docViewBottom = docViewTop + $window.height(),
...
Selecting pandas column by location
...unction () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f14941097%2fselecting-pandas-column-by-location%23new-answer', 'question_page');
}
);
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Creating a new directory in C
... inside of it, but if the directory already exists, then it just creates a new log file in that folder.
3 Answers
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How to display gpg key details without importing it?
...pgpdump a4ff2279.asc
Old: Public Key Packet(tag 6)(1037 bytes)
Ver 4 - new
Public key creation time - Tue Dec 25 23:43:07 CET 2012
Pub alg - RSA Encrypt or Sign(pub 1)
RSA n(8192 bits) - ...
RSA e(17 bits) - ...
Old: User ID Packet(tag 13)(49 bytes)
User ID - Jens Erat (born ...
Copy rows from one Datatable to another DataTable?
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@McArthey No, it wouldn't; a new row is being created from the values in the existing row. The row itself is not being added to the other DataTable.
– Bradley Smith
Jun 7 '12 at 0:31
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Sort a Custom Class List
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One way to do this is with a delegate
List<cTag> week = new List<cTag>();
// add some stuff to the list
// now sort
week.Sort(delegate(cTag c1, cTag c2) { return c1.date.CompareTo(c2.date); });
shar...
Django. Override save for model
Before saving model I'm re-size a picture. But how can I check if new picture added or just description updated, so I can skip rescaling every time the model is saved?
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