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WPF - How to force a Command to re-evaluate 'CanExecute' via its CommandBindings
...ertyY!=null && PropertyY.Length < 5;
},
//properties to watch
(p) => new { p.PropertyX, p.PropertyY }
);
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Password hint font in Android
...t text to appear in a default (non-monospace) font, you need to have a TextWatcher on the field that can toggle the fontface properly back and forth between Typeface.DEFAULT and Typeface.MONOSPACE based on whether it is empty or not. I created a helper class that can be used to accomplish that:
im...
Media query to detect if device is touchscreen
...ures.
if (Modernizr.touch){
// bind to touchstart, touchmove, etc and watch `event.streamId`
} else {
// bind to normal click, mousemove, etc
}
However, using CSS, there are pseudo class like, for example in Firefox. You can use :-moz-system-metric(touch-enabled). But these features are no...
When should one use HTML entities?
...ntend on doing some programming using utf-8 text, there are a few thing to watch for.
XML needs some extra lines to validate when using entities.
Some libraries do not play along nice with utf-8. For instance, PHP in some Linux distributions dropped full support for utf-8 in their regular expressi...
Restful API service
...t exactly not to do (Thankfully I realized much of this was wrong before I watched this). I lold at that a bit.
– Terrance
Sep 21 '11 at 14:33
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How can I multiply all items in a list together with Python?
...
Two things to watch out for: 1) It might overflow, especially if using the default numpy.int32 as above 2) For small lists this will be significantly slower, since NumPy needs to allocate an array (relevant if repeated often)
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The name 'ConfigurationManager' does not exist in the current context
...ly. You could test it out by deleting the reference to your System dll and watching all your code fail. =)
– Kieran
Sep 2 '10 at 7:07
7
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Can an Android NFC phone act as an NFC tag?
...as a really good Google I/O session on NFC this year. I would recommended watching it if you're at all interested in NFC.
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.NET Configuration (app.config/web.config/settings.settings)
...This might help some people dealing with Settings.settings and App.config: Watch out for GenerateDefaultValueInCode attribute in the Properties pane while editing any of the values in the Settings.settings grid in Visual Studio (Visual Studio 2008 in my case).
If you set GenerateDefaultValueInCode...
How to make junior programmers write tests? [closed]
... already doing this. Really. He just doesn't write it down. Not convinced? Watch him go through the standard development cycle:
Write a piece of code
Compile it
Run to see what it does
Write the next piece of code
Step #3 is the test. He already does testing, he just does it manually. Ask him th...