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List all files in one directory PHP [duplicate]
What would be the best way to list all the files in one directory with PHP? Is there a $_SERVER function to do this? I would like to list all the files in the usernames/ directory and loop over that result with a link, so that I can just click the hyperlink of the filename to get there. Thanks!
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How to get RelativeLayout working with merge and include?
...cient by converting from using several levels of nested LinearLayouts to one RelativeLayout and have come across a few problems that I haven not been able to find a workaround for...
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How to get multiple counts with one SQL query?
...method works just as nicely if you're combining lots of tables together in one query, as using sub-queries can get quite messy in that instance.
– Darren Crabb
Oct 8 '15 at 11:24
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Regular expression to allow spaces between words
... that * means zero or more, it would match all of the following cases that one would not usually mean to match:
An empty string, "".
A string comprised entirely of spaces, " ".
A string that leads and / or trails with spaces, " Hello World ".
A string that contains multiple spac...
String is immutable. What exactly is the meaning? [duplicate]
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At this point in the example above, we have two String objects: the first one we created with value "knowledge", pointed to by s, and the second one "knowledge base", pointed to by str. But, technically, we have three String objects, the third one being the literal "base" in the concat statement.
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What is the best Distributed Brute Force countermeasure?
...m winning (so to speak). But I've run into a pretty non-trivial challenge (one that most auth libraries miss entirely, but I insist on handling it properly): how to deal intelligently with large-scale, distributed, variable-username brute-force attacks .
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How to set a default value for an existing column
...+1 for specifying a constraint name, so SQL Server doesn't create a random one.
– HardCode
Jul 22 '11 at 15:25
38
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Catch multiple exceptions in one line (except block)
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How do I catch multiple exceptions in one line (except block)
Do this:
try:
may_raise_specific_errors():
except (SpecificErrorOne, SpecificErrorTwo) as error:
handle(error) # might log or have some other default behavior...
The parentheses are requir...
How can I copy data from one column to another in the same table?
...ork if you want to transfer old value to other column and update the first one: UPDATE table SET columnA = 'new value', columnB = columnA. Like other answer says - don't forget the WHERE clause to update only what's needed.
– Carl di Ortus
Feb 9 '18 at 8:45
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Entity Framework - Code First - Can't Store List
... In .NET Core you can. I'm using this exact piece of code in one of my projects.
– Sasan
Apr 8 '19 at 14:26
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