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SQL order string as number
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If possible you should change the data type of the column to a number if you only store numbers anyway.
If you can't do that then cast your column value to an integer explicitly with
select col from yourtable
order by cast...
how to implement a long click listener on a listview
...longClickable="true" is default. I'm using API 19. So I didn't need to specify it at all.
– user1592714
Nov 12 '13 at 0:21
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Where do I find the definition of size_t?
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@Lothar I think the only difference is that size_t may be a keyword, and otherwise has the same meaning.
– Paul Stelian
Mar 30 '18 at 16:56
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JavaScript: Get image dimensions
... @AjayGaur because onload is a listener that will be called asynchronously if the image is loaded correctly. If you set the listener after setting the url, the image could load just before the code reachs setting the onload itself, resulting in the listener never being called. Using analogies, if y...
MySQL SELECT WHERE datetime matches day (and not necessarily time)
...urn all records of a given day regardless of the time. Or in other words, if my table only contained the following 4 records, then only the 2nd and 3rd would be returned if I limit to 2012-12-25.
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PostgreSQL: How to make “case-insensitive” query
...mns--in this case "name"--will cause any indexes to no longer be seekable. If this is a large or frequently queried table, that could cause trouble. Case-insensitive collation, citext, or a function-based index will improve performance.
– Jordan
Aug 10 '11 at 4...
How to reload .bash_profile from the command line?
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Simply type source ~/.bash_profile
Alternatively, if you like saving keystrokes you can type . ~/.bash_profile
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Command line to remove an environment variable from the OS level configuration
...e default place setx puts it):
REG delete HKCU\Environment /F /V FOOBAR
If the variable is set in the system environment (e.g. if you originally set it with setx /M), as an administrator run:
REG delete "HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Environment" /F /V FOOBAR
Note: The ...
Regular expression that matches valid IPv6 addresses
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IPv4 segments should not include leading zeros. If a leading zero is present, the IPv4 segment should be interpreted in octal. So the IPV4SEG above is correct in not allowing '000'. It does however permit '00' which it should not.
– par
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Redirect website after certain amount of time
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Or just redirect to the root if you have multiple sites using <meta http-equiv="refresh" content="3;url=/" />
– DJSampat
May 16 '19 at 5:15
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