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Convert float to double without losing precision
...ly, and you'll see the "extra digits" which were already there, but hidden from you.
When you convert to a string and back, you're ending up with a double value which is closer to the string value than the original float was - but that's only good if you really believe that the string value is what...
Xcode 6 / Beta 4: using bridging headers with framework targets is unsupported
...states, bridging headers are not allowed in Frameworks. The Importing Code from Within the Same Framework Target section of the Mix & Match apple documentation hints at this. As they say, you need to "In your umbrella header file, import every Objective-C header you want to expose to Swift".
H...
How can I switch themes in Visual Studio 2012
...an use this to switch between Light and Dark.
The shell theme is distinct from the editor theme--you can use any editor fonts and colors settings with either shell theme.
There is also a Color Theme Editor extension that can be used to create new themes.
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How to convert a Django QuerySet to a list
... i've added one more line to my code sample above, deleting the same entry from exising_question_answers. is it possible to use a ifilter for that too somehow?
– john
Dec 12 '10 at 22:43
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Compare given date with today
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for php 4 quit the last '.0' from $var = "2010-01-21 00:00:00.0", otherwise strtotime will return -1
– javier_domenech
Dec 19 '14 at 16:03
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'echo' without newline in a shell script
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echo -e "Some string...\c"
It works for me as expected (as I understood from your question).
Note that I got this information from the man page. The man page also notes the shell may have its own version of echo, and I am not sure if bash has its own version.
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Programmatically go back to the previous fragment in the backstack
...e getFragmentManager().popBackStack() methods (there are several to choose from)
http://developer.android.com/reference/android/app/FragmentManager.html#popBackStack()
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How to override to_json in Rails?
... the one you have encountered. The creation of the json should be separate from the rendering of the json.
Now, anytime to_json is called on an object, as_json is invoked to create the data structure, and then that hash is encoded as a JSON string using ActiveSupport::json.encode. This happens for ...
Replace whitespaces with tabs in linux
...e beginning with number 0 (e.g. 0 1 2), then the line will be ommitted from the result.
– Nikola Novak
Jun 29 '14 at 18:13
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In Java, are enum types inside a class static?
I can't seem to access instance members of the surrounding class from inside an enum, as I could from inside an inner class. Does that mean enums are static? Is there any access to the scope of the surrounding class's instance, or do I have to pass the instance into the enum's method where I need it...