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Should I learn C before learning C++? [closed]
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I couldn't disagree more. Learning C++ first makes for a very difficult experience "going back" to C. C is a fundamental, basics-only systems language. C++ is a whole new ballgame, approaches to any problem in either language will differ wildly....
How to randomly select rows in SQL?
...ORDER BY NEWID()
That said, everybody seems to come to this page for the more general answer to your question:
Selecting a random row in SQL
Select a random row with MySQL:
SELECT column FROM table
ORDER BY RAND()
LIMIT 1
Select a random row with PostgreSQL:
SELECT column FROM table
ORDER BY...
Precision String Format Specifier In Swift
... This is unnecessarily complicated. realityone's answer works and is much more concise.
– Steven Marlowe
Dec 20 '14 at 5:41
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How to use the 'og' (Open Graph) meta tag for Facebook share
...t;
Fill the content =" ... " according to the content of your page.
For more information, visit 18 Meta Tags Every Webpage Should Have in 2013.
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Is there a CSS selector for elements containing certain text?
...on: Yes, it is still true for today! Content selectors were deprecated! No more content selectors since CSS3. (w3.org/TR/css3-selectors/#selectors)
– Wlad
Sep 22 '16 at 12:42
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How do I close a single buffer (out of many) in Vim?
...word of caution: "the w in bw does not stand for write but for wipeout!"
More from manuals:
:bd
Unload buffer [N] (default: current
buffer) and delete it from
the buffer list. If the buffer was changed, this fails,
unless when [!] is specified, in which ...
Initializing C# auto-properties [duplicate]
...ed readonly auto-properties, even though semantically they would make even more sense than initialized read-write properties.
– supercat
Dec 19 '11 at 19:45
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find -exec a shell function in Linux?
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How are people unit testing with Entity Framework 6, should you bother?
...e no additional database calls (one setup, one teardown)
The tests are far more granular, each test verifies one property
Setup/TearDown logic is removed from the Test methods themselves
I feel this makes the test class simpler and the tests more granular (single asserts are good)
Edit 5/3/2015
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How do I get the path of the current executed file in Python?
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If you have several main scripts in different directories, you may need more than one copy of module_locator.
Of course, if your main script is loaded by some other tool that doesn't let you import modules that are co-located with your script, then you're out of luck. In cases like that, the in...