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Is it more efficient to copy a vector by reserving and copying, or by creating and swapping? [duplic
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CROSS JOIN vs INNER JOIN in SQL
...OIN, left/right rows are extra (null-extended) rows in LEFT/RIGHT JOIN. It includes CROSS JOIN as a special case of (INNER) JOIN where there are no rows in the non-intersection.
– philipxy
Nov 29 '15 at 0:39
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Cannot set boolean values in LocalStorage?
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But is it really necessary to include a whole library just for this simple string-to-boolean conversion task?
– jayqui
Feb 18 '19 at 18:22
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Deny all, allow only one IP through htaccess
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Slightly modified version of the above, including a custom page to be displayed to those who get denied access:
ErrorDocument 403 /specific_page.html
order deny,allow
deny from all
allow from 111.222.333.444
...and that way those requests not coming from 111.222...
What is the App_Data folder used for in Visual Studio?
...r specific types of content.
App_Data contains application data files including .mdf database files, XML files, and other data store files. The App_Data folder is
used by ASP.NET to store an application's local database, such as the
database for maintaining membership and role information. ...
One-liner to check whether an iterator yields at least one element?
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static const vs #define
...e not-yet-declared objects, depend on "implementation" that needn't be pre-included, create "constants" such as { 1, 2 } that can be used to initialise arrays, or #define MICROSECONDS *1E-6 etc. (definitely not recommending this!)
some special things like __FILE__ and __LINE__ can be incorporated in...
Converting a string to int in Groovy
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+1 best solution IMO as it includes null check in addition to type check before conversion
– kaskelotti
Jun 6 '13 at 4:59
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Encode URL in JavaScript?
...nent() elsewhere. If you want to encode something so that it can safely be included as a component of a URI (e.g. as a query string parameter), you want to use encodeURIComponent().
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How to get the system uptime in Windows? [closed]
...e tool from Microsoft, but compatible with all operating systems up to and including Windows 10 and Windows Server 2016, this uptime utility does not require an elevated command prompt and offers an option to show the uptime in both DD:HH:MM:SS and in human-readable formats (when executed with the -...