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Trim spaces from end of a NSString

...substringWithRange:NSMakeRange(location, i - location)]; } So now just call it. Supposing you have a string that has spaces on the front and spaces on the end and you just want to remove the spaces on the end, you can call it like this: NSString *oneTwoThree = @" TestString "; NSString *resul...
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Is there a limit to the length of a GET request? [duplicate]

...ns on request-target length are found in practice. It is RECOMMENDED that all HTTP senders and recipients support request-target lengths of 8000 or more octets." tools.ietf.org/html/… – Mark Nottingham Nov 16 '11 at 2:04 ...
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Extract subset of key-value pairs from Python dictionary object?

... If you're using Python 3, and you only want keys in the new dict that actually exist in the original one, you can use the fact to view objects implement some set operations: {k: bigdict[k] for k in bigdict.keys() & {'l', 'm', 'n'}} ...
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Iterating Over Dictionary Key Values Corresponding to List in Python

...ict (league) itself, or league.keys(): for team in league.keys(): runs_scored, runs_allowed = map(float, league[team]) You can also iterate over both the keys and the values at once by iterating over league.items(): for team, runs in league.items(): runs_scored, runs_allowed = map(float,...
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What does it mean for a data structure to be “intrusive”?

...to know about the list it is in, and inform it of changes. ORM-systems usually revolve around intrusive data structures, to minimize iteration over large lists of objects. For instance, if you retrieve a list of all the employees in the database, then change the name of one of them, and want to sav...
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How to find keys of a hash?

... There is function in modern JavaScript (ECMAScript 5) called Object.keys performing this operation: var obj = { "a" : 1, "b" : 2, "c" : 3}; alert(Object.keys(obj)); // will output ["a", "b", "c"] Compatibility details can be found here. On the Mozilla site there is also a sn...
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Storing integer values as constants in Enum manner in java [duplicate]

... } public int getValue() { return value; } } And then you call PAGE.SIGN_CREATE.getValue() to get 0. share | improve this answer | follow | ...
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How to add title to subplots in Matplotlib?

... ax.title.set_text('My Plot Title') seems to work too. fig = plt.figure() ax1 = fig.add_subplot(221) ax2 = fig.add_subplot(222) ax3 = fig.add_subplot(223) ax4 = fig.add_subplot(224) ax1.title.set_text('First Plot') ax2.title.set_text('Se...
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Best way to generate random file names in Python

...me basename = "mylogfile" suffix = datetime.datetime.now().strftime("%y%m%d_%H%M%S") filename = "_".join([basename, suffix]) # e.g. 'mylogfile_120508_171442' share | improve this answer | ...
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How to create a MySQL hierarchical recursive query

... parent_id from products where parent_id = 19 union all select p.id, p.name, p.parent_id from products p inner join cte on p.parent_id = cte.id ) select * from cte; The value specified in parent_id = 19 should be set to the...