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How do I create an array of strings in C?
...f strings in C. If all the strings are going to be the same length (or at least have the same maximum length), you simply declare a 2-d array of char and assign as necessary:
char strs[NUMBER_OF_STRINGS][STRING_LENGTH+1];
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strcpy(strs[0], aString); // where aString is either an array or pointer...
Android SQLite: nullColumnHack parameter in insert/replace methods
...d SQL:
INSERT INTO foo;
That's not valid in SQLite. You have to have at least one column specified:
INSERT INTO foo (somecol) VALUES (NULL);
Hence, in the case where you pass an empty ContentValues to insert(), Android and SQLite need some column that is safe to assign NULL to. If you have sev...
BeautifulSoup Grab Visible Webpage Text
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For recent BS4 (at least) you could identify comments with isinstance(element, Comment) instead of matching with a regex.
– tripleee
Oct 2 '13 at 12:48
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using href links inside tag
...still cannot drop the idea of a select don’t use the onchange handler at least. This is a real pain for keyboard users, it makes your third item nearly inaccessible.
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Remove trailing zeros
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Of all the answers, your's had the least steps involved. Thank you Dog Ears.
– Zo Has
Dec 24 '10 at 11:26
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Why should I avoid using Properties in C#?
...using DateTime.Now and expecting the same value to come out every time. At least not any instances where they wouldn't have screwed it up just as badly with a hypothetical DateTime.Now().
Cause observable side effects - which is of course precisely the reason properties were invented as a language f...
Linq order by boolean
...uld think it sorts true to false, when really it sorts false to true... at least with this solution, the code makes it painfully obvious which way you intend to sort.
– Robert Noack
Jul 29 '13 at 20:24
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XPath - Selecting elements that equal a value
... = 'qwerty']
The above selects every element in the document that has at least one text-node child with value 'qwerty'.
//*[text() = 'qwerty' and not(text()[2])]
The above selects every element in the document that has only one text-node child and its value is: 'qwerty'.
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CSS Box Shadow - Top and Bottom Only [duplicate]
...imentation I found that a fourth value in the line controls the spread (at least in FF 10). I opposed the vertical offsets and gave them a negative spread.
Here's the working pen: http://codepen.io/gillytech/pen/dlbsx
<html>
<head>
<style type="text/css">
#test {
width: 500...
How do you detect/avoid Memory leaks in your (Unmanaged) code? [closed]
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At least std::auto_ptr and boost::shared_ptr are still susceptible to leaks.
– Jasper Bekkers
Dec 22 '08 at 23:55
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