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Understanding Apache's access log
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Mark Amery
98.9k4848 gold badges336336 silver badges379379 bronze badges
answered Feb 10 '12 at 21:11
Joachim Is...
Using str_replace so that it only acts on the first match?
...n preg_replace($from, $to, $content, 1);
}
echo str_replace_first('abc', '123', 'abcdef abcdef abcdef');
// outputs '123def abcdef abcdef'
The magic is in the optional fourth parameter [Limit]. From the documentation:
[Limit] - The maximum possible
replacements for each pattern in each
s...
How to convert C# nullable int to int
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98
You can use the Value property for assignment.
v2 = v1.Value;
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How do I parse a string into a number with Dart?
...ing into an integer with int.parse(). For example:
var myInt = int.parse('12345');
assert(myInt is int);
print(myInt); // 12345
Note that int.parse() accepts 0x prefixed strings. Otherwise the input is treated as base-10.
You can parse a string into a double with double.parse(). For example:
va...
Round to at most 2 decimal places (only if necessary)
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If the value is a text type:
parseFloat("123.456").toFixed(2);
If the value is a number:
var numb = 123.23454;
numb = numb.toFixed(2);
There is a downside that values like 1.5 will give "1.50" as the output. A fix suggested by @minitech:
var numb = 1.5;
numb = +nu...
How long does it take for GitHub page to show changes after changing index.html
...st it (or break a cache) you can append a query string like myfile.jpg?ver=123 and every time you update the string the cache will bust, and you can verify that the CDN is updating.
– Joel Glovier
Dec 19 '16 at 14:10
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How can I check if a jQuery plugin is loaded?
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98
If we're talking about a proper jQuery plugin (one that extends the fn namespace), then the pro...
What is a non-capturing group in regular expressions?
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[] is a set; [123] matches any char inside the set once; [^123] matches anything NOT inside the set once; [^/\r\n]+ matches one or more chars that are different from /, \r, \n.
– Ricardo Nolde
Jun 5 ...
What's the meaning of “=>” (an arrow formed from equals & greater than) in JavaScript?
...nternal method, and thus can't be instantiated, e.g.
var f = a => a;
f(123); // 123
new f(); // TypeError: f is not a constructor
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An error occurred while validating. HRESULT = '8000000A'
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123
Update for those who got this issue for VS2013 or VS2015 after upgrading a VS200X setup projec...