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How to include “zero” / “0” results in COUNT aggregate?
...ro.
If you want to learn more about outer joins, here is a nice tutorial: http://sqlzoo.net/wiki/Using_Null
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Is an index needed for a primary key in SQLite?
... integer affinity
and a unique index, not as an alias for the rowid.
See: http://www.sqlite.org/lang_createtable.html#rowid
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Are there any SHA-256 javascript implementations that are generally considered trustworthy?
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On https://developer.mozilla.org/en-US/docs/Web/API/SubtleCrypto/digest I found this snippet that uses internal js module:
async function sha256(message) {
// encode as UTF-8
const msgBuffer = new TextEncoder('utf-8').e...
Do you have to include ?
... to your cookieless domain should correct this.
<link rel="icon" href="https://cookieless.MySite.com/favicon.ico" type="image/x-icon" />
Depending on how much traffic you get, this may be the most practical reason for adding the link.
Info on setting up a cookieless domain:
http://www.ra...
PHP Timestamp into DateTime
...createFromFormat('U', $timeStamp);
Where 'U' means Unix epoch. See docs: http://php.net/manual/en/datetime.createfromformat.php
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How to see the CREATE VIEW code for a view in PostgreSQL?
...name', true)
A list of all those functions is available in the manual:
http://www.postgresql.org/docs/current/static/functions-info.html
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How to remove the arrow from a select element in Firefox
...d on Windows 8, Ubuntu and Mac, latest versions of Firefox.
Live example: http://jsfiddle.net/joaocunha/RUEbp/1/
More on the subject: https://gist.github.com/joaocunha/6273016
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Rails 3 check if attribute changed
...rray).
You can check APIDock for which versions supported these methods.
http://apidock.com/rails/ActiveModel/Dirty
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How to write Unicode characters to the console?
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Console.OutputEncoding Property
http://msdn.microsoft.com/library/system.console.outputencoding(v=vs.110).aspx
Note that successfully displaying Unicode characters to the console requires the following:
The console must use a TrueType font, such as Lucid...
Jquery selector input[type=text]')
....})
Note: Internally jQuery will convert the above to find() equivalent
http://api.jquery.com/jQuery/
Internally, selector context is implemented with the .find() method,
so $('span', this) is equivalent to $(this).find('span').
I personally find the first alternative to be the most reada...