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PHP 5.4 Call-time pass-by-reference - Easy fix available?
... for the people in the comments, note that removing the & may result in unexpected results as any changes to the variable will no longer be shared but will only be visible to the functions local scope. So unless you know what the code does, I'd recommend fixing it as described above instead...
Git Checkout warning: unable to unlink files, permission denied
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Same issue. Running Process Explorer > Ctrl+F > <filename> - will display process, which keep this file opened.
– setevoy
Jul 22 '15 at 14:39
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How do I detect when someone shakes an iPhone?
...n* last, UIAcceleration* current, double threshold) {
double
deltaX = fabs(last.x - current.x),
deltaY = fabs(last.y - current.y),
deltaZ = fabs(last.z - current.z);
return
(deltaX > threshold && deltaY > threshold) ||
(deltaX > thres...
How to specify a min but no max decimal using the range data annotation attribute?
... do this:
[Range(0, Double.PositiveInfinity)]
This will have a default error message of:
The field SuchAndSuch must be between 0 and Infinity.
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How to get the first item from an associative PHP array?
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PHP < 7.3
If you don't know enough about the array (you're not sure whether the first key is foo or bar) then the array might well also be, maybe, empty.
So it would be best to check, especially if there is the chance that th...
What is the instanceof operator in JavaScript?
...or some who are used to a language that requires e.g. explicit casting to alter a variable type. As you pointed out, it's very easy to change the type from e.g. primitive int to primitive string.
– moey
Oct 18 '12 at 23:51
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How to identify platform/compiler from preprocessor macros?
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__APPLE__ is set for both OS X and iOS. You can #include <TargetConditionals.h> inside #ifdef __APPLE__, which then gives you a TARGET_OS_IPHONE #define.
– Ted Mielczarek
Aug 18 '11 at 11:51
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What can you use Python generator functions for?
...ion or construct that iterates. You can think of generators as returning multiple items, as if they return a list, but instead of returning them all at once they return them one-by-one, and the generator function is paused until the next item is requested.
Generators are good for calculating large ...
Join strings with a delimiter only if strings are not null or empty
...ity;
var state = "bar";
var zip;
text = [address, city, state, zip].filter(Boolean).join(", ");
console.log(text)
.filter(Boolean) (which is the same as .filter(x => x)) removes all "falsy" values (nulls, undefineds, empty strings etc). If your definition of "empty" is different, the...
How do I get Fiddler to stop ignoring traffic to localhost?
...u have the following URL in the Address bar:
http://localhost:49573/Default.aspx
Change it to:
http://localhost.:49573/Default.aspx
Hit enter and Fidder will start picking up your traffic.
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