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Is 'float a = 3.0;' a correct statement?
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It is not an error to declare float a = 3.0 : if you do, the compiler will convert the double literal 3.0 to a float for you.
However, you should use the float literals notation in specific scenarios.
For performance rea...
is it possible to update UIButton title/text programmatically?
...change some settings. When the view is dismissed, I'd like to update the title/text of the UIButton to reflect the new state. I'm calling:
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When to use the different log levels
There are different ways to log messages, in order of fatality:
18 Answers
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How to get the size of a JavaScript object?
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edited May 23 '17 at 12:18
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answered Aug 10 '12 at ...
Are nested try/except blocks in python a good programming practice?
I'm writing my own container, which needs to give access to a dictionary inside by attribute calls. The typical use of the container would be like this:
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Is there a way of setting culture for a whole application? All current threads and new threads?
...trols what CurrentCulture returns if a thread has not set that property on itself.
This does not change the native thread locale and it is probably not a good idea to ship code that changes the culture this way. It may be useful for testing though.
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In pure functional languages, is there an algorithm to get the inverse function?
In pure functional languages like Haskell, is there an algorithm to get the inverse of a function, (edit) when it is bijective? And is there a specific way to program your function so it is?
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How to export a Vagrant virtual machine to transfer it
I have a vagrant box up and running (configured with a LAMP stack). I need to transfer it to another PC. How can I export it?
I guess that I can get a file (or files) that can be copied to another PC, so there I can run some command to import the vagrant box.
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How do I adjust the anchor point of a CALayer, when Auto Layout is being used?
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[EDIT: Warning: The entire ensuing discussion will be possibly outmoded or at least heavily mitigated by iOS 8, which may no longer make the mistake of triggering layout at the time that a view transform is applied.]
Autolayout...
How can I convert my Java program to an .exe file? [closed]
...e a Java source file (*.java) or a class file (*.class), how can I convert it to a .exe file?
14 Answers
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