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How to create default value for function argument in Clojure
...s like recur only works on the same arity. if you tried recur above, for example: java.lang.IllegalArgumentException: Mismatched argument count to recur, expected: 1 args, got: 2, compiling:
– djhaskin987
Aug 20 '14 at 13:16
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How to determine the Boost version on a system?
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If you want to figure it out manually (rather than in-code), the go to the include directory, and open up version.hpp. BOOST_VERSION takes a bit of deciphering, but BOOST_LIB_VERSION is pretty clear. The value of mine is currently "1_42"
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Git: How to update/checkout a single file from remote origin master?
...po:
git fetch
Build a local branch and checkout on it:
git branch pouet && git checkout pouet
Apply the commit you want on this branch:
git cherry-pick abcdefabcdef
(abcdefabcdef is the sha1 of the commit you want to apply)
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Can a unit test project load the target application's app.config file?
...ependent code will run fine.
Edit: I forgot to add, this will not work in all situations, so you may need to include a startup script that renames the output .config to match the unit test's name.
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Remove ActiveRecord in Rails 3
...it and get a bit of a head-start. The app uses MongoDB and MongoMapper for all of its models and therefore has no need for ActiveRecord. In the previous version, I am unloading activerecord in the following way:
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Constants in Objective-C
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Overall, great answer, with one glaring caveat: you DO NOT want to test for string equality with the == operator in Objective-C, since it tests memory address. Always use -isEqualToString: for this. You can easily get a different...
Why doesn't os.path.join() work in this case?
... the Python docs for os.path.join:
If a component is an absolute path, all previous components are thrown away and joining continues from the absolute path component.
Note on Windows, the behaviour in relation to drive letters, which seems to have changed compared to earlier Python versions:
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Stopping python using ctrl+c
... it just hides it to the background and suspends it. You can type fg to recall it.
– Shady Xu
Mar 21 '14 at 3:20
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ViewPager.setOffscreenPageLimit(0) doesn't work as expected
... {
super.setUserVisibleHint(isVisibleToUser);
if (isVisibleToUser && !isFragmentLoaded) {
//Load Your Data Here like.... new GetContacts().execute();
isFragmentLoaded = true;
}
else{
}
}
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How do I make Git ignore file mode (chmod) changes?
...it handles the
executable bit correctly and this variable is automatically
set as necessary.
A repository, however, may be on a filesystem that handles
the filemode correctly, and this variable is set to true when
created, but later may be made accessible from another
envir...