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Is it possible to make the -init method private in Objective-C?

... Objective-C, like Smalltalk, has no concept of "private" versus "public" methods. Any message can be sent to any object at any time. What you can do is throw an NSInternalInconsistencyException if your -init method is invoked: - (id)init { ...
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Node: log in a file instead of the console

... Due to a recent change, you can't call stderr.pipe() anymore - it takes this now: process.__defineGetter__('stderr', function() { return fs.createWriteStream(__dirname + '/error.log', {flags:'a'}) }) – damianb Feb 23 '13 ...
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Deserialize JSON with C#

I'm trying to deserialize a Facebook friend's Graph API call into a list of objects. The JSON object looks like: 10 Answ...
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Difference between numpy.array shape (R, 1) and (R,)

... 1. The meaning of shapes in NumPy You write, "I know literally it's list of numbers and list of lists where all list contains only a number" but that's a bit of an unhelpful way to think about it. The best way to think about NumPy arrays is that they consist of two parts, a data bu...
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Why is sed not recognizing \t as a tab?

... Not all versions of sed understand \t. Just insert a literal tab instead (press Ctrl-V then Tab). share | improve this answer ...
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What is a good Hash Function?

... For doing "normal" hash table lookups on basically any kind of data - this one by Paul Hsieh is the best I've ever used. http://www.azillionmonkeys.com/qed/hash.html If you care about cryptographically secure or anything else more advanced, then YMMV. If you just want...
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What is the difference between char, nchar, varchar, and nvarchar in SQL Server?

...torage space for number of characters you specify even if you don't use up all that space. varchar and nvarchar are variable-length which will only use up spaces for the characters you store. It will not reserve storage like char or nchar. nchar and nvarchar will take up twice as much storage spac...
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What is the difference between __dirname and ./ in node.js?

...ere in relation to your current directory, is there any reason to use the __dirname variable instead of just a regular ./ ? I've been using ./ thus far in my code and just discovered the existence of __dirname , and essentially want to know whether it would be smart to convert my ./'s to that, a...
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How do I change the working directory in Python?

...If the exception is thrown, do not perform any recursive operations, especially destructive ones. They will operate on the old path and not the new one. Return to your old directory when you're done. This can be done in an exception-safe manner by wrapping your chdir call in a context manager, lik...
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How do I copy the contents of a String to the clipboard in C#? [duplicate]

... I wish calling SetText were that easy but there are quite a few gotchas that you have to deal with. You have to make sure that the thread you are calling it on is running in the STA. It can sometimes fail with an access denied error ...