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Count number of matches of a regex in Javascript
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You can also protect against the null by using this construction: ( str.match(...) || [] ).length
– a'r
Nov 3 '11 at 17:10
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How to use MySQL DECIMAL?
I can't quite get a grasp of MySQL's DECIMAL. I need the row to be able to contain a number anywhere from 00.0001 to 99.9999. How would I structure it to work like so?
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Does file_get_contents() have a timeout setting?
I am calling a series of links using the file_get_contents() method in a loop. Each link may take more than 15 minutes to process. Now, I worry about whether PHP's file_get_contents() has a timeout period?
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How to deny access to a file in .htaccess
...s of subdirectories get applied superceding ones from the parent).
So you can have:
<Files "log.txt">
Order Allow,Deny
Deny from all
</Files>
For Apache 2.4+, you'd use:
<Files "log.txt">
Require all denied
</Files>
In an htaccess file in your inscription dir...
What happens if you call erase() on a map element while iterating from begin to end?
...do I need to collect the keys in another container and do a second loop to call the erase()?
3 Answers
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Compare DATETIME and DATE ignoring time portion
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Use the CAST to the new DATE data type in SQL Server 2008 to compare just the date portion:
IF CAST(DateField1 AS DATE) = CAST(DateField2 AS DATE)
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Case statement with multiple values in each 'when' block
The best way I can describe what I'm looking for is to show you the failed code I've tried thus far:
3 Answers
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Python - abs vs fabs
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math.fabs() converts its argument to float if it can (if it can't, it throws an exception). It then takes the absolute value, and returns the result as a float.
In addition to floats, abs() also works with integers and complex numbers. Its return type depends on the type of...
if, elif, else statement issues in Bash
I can't seem to work out what the issue with the following if statement is in regards to the elif and then . Keep in mind the printf is still under development I just haven't been able to test it yet in the statement so is more than likely wrong.
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SQL how to increase or decrease one for a int column in one command
... a database, I will assume MySQL.
INSERT INTO table SET x=1, y=2 ON DUPLICATE KEY UPDATE x=x+1, y=y+2
REPLACE INTO table SET x=1, y=2
They both can handle your question. However, the first syntax allows for more flexibility to update the record rather than just replace it (as the second one doe...