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How should I write tests for Forms in Django?
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Appending to an existing string
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Ah. I just asked a new question stackoverflow.com/questions/13989619/… thanks for the help!
– xxjjnn
Dec 21 '12 at 11:50
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Regex: Specify “space or start of string” and “space or end of string”
...ch unicode words you have no choice but to use this instead: stackoverflow.com/a/6713327/1329367
– Mahn
Jan 27 '15 at 16:55
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Can I compile all .cpp files in src/ to .o's in obj/, then link to binary in ./?
... systems. With GCC in can be done in a single pass as a side effect of the compilation by adding -MMD flag to CXXFLAGS and -include $(OBJ_FILES:.o=.d) to the end of the makefile body:
CXXFLAGS += -MMD
-include $(OBJ_FILES:.o=.d)
And as guys mentioned already, always have GNU Make Manual around,...
Opposite of String.Split with separators (.net)
Is there a way to do the opposite of String.Split in .Net? That is, to combine all the elements of an array with a given separator.
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How do you delete an ActiveRecord object?
...llow you to delete records
without a primary key
Note: from @hammady's comment, user.destroy won't work if User model has no primary key.
Note 2: From @pavel-chuchuva's comment, destroy_all with conditions and delete_all with conditions has been deprecated in Rails 5.1 - see guides.rubyonrails....
bower automatically update bower.json
I run the following commands using bower 1.0.0:
1 Answer
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Mixins vs. Traits
...nstance variables. Traits do not allow this. The state must be provided by composing class (=class using the traits)
ad 2.
There may be the name conflict. Two mixins (MA and MB) or traits (TA and TB) define method with the same definition foo():void.
Mixin MA {
foo():void {
print 'hell...