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Is there a good way to attach JavaScript objects to HTML elements?
...t the jQuery data() method? You can assign complex objects to the element if you want or you can leverage that method to hold a reference to an object (or some other data) at the very least.
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How do you manage databases in development, test, and production?
...o keep track of the current database version, and only execute the scripts if they are for a newer version.
Use a migration solution. These solutions vary by language, but for .NET I use Migrator.NET. This allows you to version your database and move up and down between versions. Your schema is s...
ng-repeat :filter by single field
...re filtering by color. This method is more compact, which might be useful if you want to search by multiple properties, and you'd rather not have a long object in the HTML: filter:{ color: '...', size: '...', ...}
– Mark Rajcok
Feb 6 '13 at 16:21
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How to sort an array of hashes in ruby
... = array_of_hashes.sort_by{} otherwise you can use the "bang" method to modify in place: array_of_hashes.sort_by!{}
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Where are the PostgreSQL logs on macOS?
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On OS X, if you're using the EnterpriseDB installation of PostgreSQL, your log files will be in /Library/PostgreSQL/8.4/data/pg_log
Of course, you'll want to substitute 8.4 for whichever version number you're running.
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TINYTEXT, TEXT, MEDIUMTEXT, and LONGTEXT maximum storage sizes
... length of 255 (28 – 1) characters. The effective maximum length is less if the value contains multi-byte characters. See Ankan's answer for more detail.
– Bridge
May 27 '14 at 14:05
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Remove a character from the end of a variable
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and if you had to use this with a variable, e.g. DIR, then it'd be target=${DIR%/}
– Brad Parks
Oct 4 '18 at 11:23
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How to easily resize/optimize an image size with iOS?
...the iPhone is PNG, because it has optimizations for that format. However, if you want to store these images as JPEGs, you can take your UIImage and do the following:
NSData *dataForJPEGFile = UIImageJPEGRepresentation(theImage, 0.6);
This creates an NSData instance containing the raw bytes for a...
How can I apply a border only inside a table?
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If you are doing what I believe you are trying to do, you'll need something a little more like this:
table {
border-collapse: collapse;
}
table td, table th {
border: 1px solid black;
}
table tr:first-child th {
border...
Selecting and manipulating CSS pseudo-elements such as ::before and ::after using jQuery
...fter {
content: attr(data-content) ' any other text you may want';
}
If you want to prevent the 'other text' from showing up, you could combine this with seucolega's solution like this:
In HTML:
<span>foo</span>
In jQuery:
$('span').hover(function(){
$(this).addClass('chan...