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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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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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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...
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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