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Algorithm for Determining Tic Tac Toe Game Over
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133
You know a winning move can only happen after X or O has made their most recent move, so you c...
How to get a substring of text?
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edited Aug 17 '12 at 10:25
answered May 31 '11 at 8:14
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How to get the index of a maximum element in a numpy array along one axis
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144
>>> a.argmax(axis=0)
array([1, 1, 0])
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How do I specify multiple targets in my podfile for my Xcode project?
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CocoaPods 1.0 has changed the syntax for this. It now looks like this:
def shared_pods
pod 'SSKeychain', '~> 0.1.4'
pod 'INAppStoreWindow', :head
pod 'AFNetworking', '1.1.0'
pod 'Reachability', '~> 3.1.0'
po...
Definition of a Balanced Tree
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The constraint is generally applied recursively to every subtree. That is, the tree is only ba...
How to add new item to hash
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Create the hash:
hash = {:item1 => 1}
Add a new item to it:
hash[:item2] = 2
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Print commit message of a given commit in git
... "plumbing", but it'll do exactly what you want:
$ git log --format=%B -n 1 <commit>
If you absolutely need a "plumbing" command (not sure why that's a requirement), you can use rev-list:
$ git rev-list --format=%B --max-count=1 <commit>
Although rev-list will also print out the co...
Why does this assert throw a format exception when comparing structures?
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I've got it. And yes, it's a bug.
The problem is that there are two levels of string.Format g...
python numpy machine epsilon
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193
An easier way to get the machine epsilon for a given float type is to use np.finfo():
print(n...
Adding a new array element to a JSON object
...Object, then stringify back to JSON
var jsonStr = '{"theTeam":[{"teamId":"1","status":"pending"},{"teamId":"2","status":"member"},{"teamId":"3","status":"member"}]}';
var obj = JSON.parse(jsonStr);
obj['theTeam'].push({"teamId":"4","status":"pending"});
jsonStr = JSON.stringify(obj);
// "{"theTeam...