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What is a proper naming convention for MySQL FKs?
...rom KEY_COLUMN_USAGE where REFERENCED_TABLE_SCHEMA = 'your_db_schema_name' ORDER BY TABLE_NAME;
For example you might receive the following from the query:
+------------+-------------+-----------------+-----------------------+------------------------+
| TABLE_NAME | COLUMN_NAME | CONSTRAINT_NAME ...
How to get a user's client IP address in ASP.NET?
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So why do the companies like AWS, Azure etc use ip address in security group rules and allow only that ip-address to connect to the VM?
– user5950947
Sep 23 '16 at 12:49
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WebRTC - scalable live stream broadcasting / multicasting
...s connect, they connect to Janus, again: WebRTC negotiation, secured keys, etc. From now on, Janus will emit back the streams to each attendees.
This works well because the broadcaster (B) only uploads its stream once, to Janus. Now Janus decodes the data using its own key and have access to the ...
Is there a way to run Python on Android?
...n the background, make a photo, read contacts list, determine GPS location etc.?
– Tadeck
Mar 24 '12 at 4:20
8
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How to make a div with no content have a width?
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a div usually needs at least a non-breaking space ( ) in order to have a width.
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What's the difference between isset() and array_key_exists()? [duplicate]
...heck happens at dim 2 and dim 1 value may not be an array for the 1st dim (etc...))
without getting a warning, without missing the existing key when its value is null (what were the PHP devs thinking would also be an interesting question, but certainly not relevant on SO). And of course we don't w...
Django - Circular model import issue
...tax: apps.get_model('your_app_name.YourModel') convenient for use in a map etc.
– Taylor Edmiston
Feb 13 '17 at 4:45
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How to use JavaScript source maps (.map files)?
...of the file, instead of the modified state.
So, to answer you questions in order:
What is it for? To de-reference uglified code
How can a developer use it? You use it for debugging a production app. In development mode you can use the full version of Angular. In production, you would use the minifi...
is_file or file_exists in PHP
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in order for this benchmark to work, you should add clearstatcache(); since the results for is_file and file_exists are cached throughout the script. Anyways file_exists() is a bit slower, but shouldn't make any difference unles...
Access to Modified Closure (2)
...nt -= foo;
Likewise, if you want a once-only event-handler (such as Load etc):
EventHandler bar = null; // necessary for "definite assignment"
bar = delegate {
// ... code
obj.SomeEvent -= bar;
};
obj.SomeEvent += bar;
This is now self-unsubscribing ;-p
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