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Echo equivalent in PowerShell for script testing
...eft on the stack, overriding any variable you attempt to explicitly return from a function. Side-effects like that feel like an awfully screwy way for a language to behave.
– Craig
Aug 2 '17 at 2:07
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What is going wrong when Visual Studio tells me “xcopy exited with code 4”
... could be just about anything haha...try running the command one at a time from the command prompt to figure out which part of which command is giving you trouble.
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Split an NSString to access one particular piece
... get any exceptions thrown in the case of a corrupt or invalid date string from whatever source you have.
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How can I implode an array while skipping empty array items?
...al circumstances -- otherwise you wouldn't be able to distinguish the glue from the actual data in the array):
$array = array('one', '', '', 'four', '', 'six');
$str = implode('-', $array);
$str = preg_replace ('/(-)+/', '\1', $str);
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How to get whole and decimal part of a number?
...number - floor($number)) * $negative
);
}
The $returnUnsigned stops it from making -1.25 in to -1 & -0.25
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Do something if screen width is less than 960 px
...n't know what you mean by 'clear' an event so I went with preventing event from firing again.
– jk.
Sep 2 '12 at 14:42
1
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If isset $_POST
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From php.net, isset
Returns TRUE if var exists and has value other than NULL, FALSE
otherwise.
empty space is considered as set. You need to use empty() for checking all null options.
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How do I catch an Ajax query post error?
...ata: {
deviceId: id
},
success: function(data){
// your code from above
},
error: function(xhr, textStatus, error){
console.log(xhr.statusText);
console.log(textStatus);
console.log(error);
}
});
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How to show the loading indicator in the top status bar
...st call ShowNetworkActivityIndicator(); or HideNetworkActivityIndicator(); from within your app (as long as the header is included of course!).
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Python: how to print range a-z?
...ring.digits
This solution uses the ASCII table. ord gets the ascii value from a character and chr vice versa.
Apply what you know about lists
>>> small_letters = map(chr, range(ord('a'), ord('z')+1))
>>> an = small_letters[0:(ord('n')-ord('a')+1)]
>>> print(" ".join(a...