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How do I find if a string starts with another string in Ruby?
...ingly, Rails defines the grammaticaly correct starts_with?, which in 1.8.7 and above is just aliased to start_with?.
– Mark Thomas
Nov 13 '10 at 14:57
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Check if a program exists from a Makefile
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Sometimes you need a Makefile to be able to run on different target OS's and you want the build to fail early if a required executable is not in PATH rather than to run for a possibly long time before failing.
The excellent solution provided by engineerchuan requires making a target. However, if ...
Python's os.makedirs doesn't understand “~” in my path
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You need to expand the tilde manually:
my_dir = os.path.expanduser('~/some_dir')
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Why don't Java Generics support primitive types?
...as to be convertable to Object (in this example get(0) returns an Object), and the primitive types aren't. So they can't be used in generics.
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EditText, clear focus on touch outside
My layout contains ListView , SurfaceView and EditText . When I click on the EditText , it receives focus and the on-screen keyboard pops up. When I click somewhere outside of the EditText , it still has the focus (it shouldn't).
I guess I could set up OnTouchListener 's on the other views in...
How to choose between Hudson and Jenkins? [closed]
... is now, but more importantly, what is the direction each branch is taking and what are key points so one could make a choice between which to go with?
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How to force the browser to reload cached CSS/JS files?
I have noticed that some browsers (in particular, Firefox and Opera) are very zealous in using cached copies of .css and .js files, even between browser sessions. This leads to a problem when you update one of these files but the user's browser keeps on using the cached copy.
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How to get current timestamp in milliseconds since 1970 just the way Java gets
...ime units in a type-safe way so the compiler can enforce unit conversions, and works with normal arithmetic operators (adding timeval structs is annoying).
– Oz.
Nov 10 '16 at 19:02
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Using Git with Visual Studio [closed]
As a long-time Visual SourceSafe user (and hater) I was discussing switching to SVN with a colleague; he suggested using Git instead. Since, apparently, it can be used as peer-to-peer without a central server (we are a 3-developer team).
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Get the first element of an array
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I get this: <b>Strict Standards</b>: Only variables should be passed by reference. Nice workaround btw
– Simone
Mar 21 '12 at 13:55
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