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How do I add a ToolTip to a control?
I have some controls that I would like to display a ToolTip for when the mouse is hovering over it. How can I do this? I would like to know how to do this properly in code, but also in the designer (There is a ToolTip component in the toolbox, but I don't quite.. get it).
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iPhone viewWillAppear not firing
...ts delegate, then the view{Will,Did}{Appear,Disappear} methods are not invoked.
You need to use the navigation controller delegate methods instead:
navigationController:willShowViewController:animated:
navigationController:didShowViewController:animated:
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How to round a number to n decimal places in Java
What I would like is a method to convert a double to a string which rounds using the half-up method - i.e. if the decimal to be rounded is 5, it always rounds up to the next number. This is the standard method of rounding most people expect in most situations.
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How do I trim whitespace?
...vide an argument to strip arbitrary characters to any of these functions like this:
s = s.strip(' \t\n\r')
This will strip any space, \t, \n, or \r characters from the left-hand side, right-hand side, or both sides of the string.
The examples above only remove strings from the left-hand and right-h...
Exiting from python Command Line
...string and not a function -- 'Use Ctrl-D (i.e. EOF) to exit.'. You can check on your interpreter by entering type(exit)
In active python what is happening is that exit is a function. If you do not call the function it will print out the string representation of the object. This is the default behav...
HTML: How to limit file upload to be only images?
With HTML, how do I limit what kind of filetypes can be uploaded?
9 Answers
9
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How to run a PowerShell script from a batch file
...s script in PowerShell. I have saved the below script as ps.ps1 on my desktop.
8 Answers
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What's wrong with overridable method calls in constructors?
I have a Wicket page class that sets the page title depending on the result of an abstract method.
7 Answers
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Equivalent of *Nix 'which' command in PowerShell?
How do I ask PowerShell where something is?
14 Answers
14
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JavaScript variable number of arguments to function
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