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How do I check that a Java String is not all whitespaces?
I want to check that Java String or character array is not just made up of whitespaces, using Java?
15 Answers
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Reverse Y-Axis in PyPlot
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Be aware that you have to set the axis limits before you invert the axis, otherwise it will un-invert it again.
– TheBigH
Jan 22 '16 at 15:56
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PowerShell: Run command from script's directory
...erShell's $PWD current directory. For various reasons, PowerShell does not set the process' current working directory when you Set-Location or Push-Location, so you need to make sure you do so if you're running applications (or cmdlets) that expect it to be set.
In a script, you can do this:
$CWD ...
How to change the blue highlight color of a UITableViewCell?
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I realized that in IB you cannot set the UITableViewCell "Selection" to "None" - because selectedBackgroundView will then just plain never show up. Only after setting "Selection" to Default, the selectedBackgroundView show up. Tested on iOS 6 and 7.
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How can I sort arrays and data in PHP?
How do I sort an array in PHP?
How do I sort a complex array in PHP?
How do I sort an array of objects in PHP?
12 Ans...
A 'for' loop to iterate over an enum in Java
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You can do this as follows:
for (Direction direction : EnumSet.allOf(Direction.class)) {
// do stuff
}
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Set attributes from dictionary in python
...__init__(self, initial_data):
for key in initial_data:
setattr(self, key, initial_data[key])
Update
As Brent Nash suggests, you can make this more flexible by allowing keyword arguments as well:
class Employee(object):
def __init__(self, *initial_data, **kwargs):
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Set Background cell color in PHPExcel
How to set specific color to active cell when creating XLS document in PHPExcel?
10 Answers
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How to send FormData objects with Ajax-requests in jQuery? [duplicate]
...pe: 'POST',
success: function(data){
alert(data);
}
});
Notes:
Setting processData to false lets you prevent jQuery from automatically transforming the data into a query string. See the docs for more info.
Setting the contentType to false is imperative, since otherwise jQuery will set it...
Check if a value exists in ArrayList
How can I check if a value that is written in scanner exists in an ArrayList ?
7 Answers
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