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instantiate a class from a variable in PHP?

...you work with namespace, put the current namespace into the string: $var = __NAMESPACE__ . '\\' . $var . 'Class'; – bastey Sep 2 '13 at 13:28 ...
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How to pick just one item from a generator?

...ption if necessary, or use the default argument to next(): next(g, default_value) share | improve this answer | follow | ...
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Team city unmet requirement: MSBuildTools12.0_x86_Path exists

... Although I have MS Build Tools 2013 installed, the MSBuildTools12.0_x86_Path variable is still not set and the agent doesn't run. Is there a way to set it manually? – bdaniel7 Apr 7 '15 at 16:27 ...
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How to flush output of print function?

.../python3 to #!/usr/bin/python3 -u - now when you run your script (e.g. ./my_script.py) the -u will always be added for you – James Sep 7 at 17:22 add a comment ...
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Python unittests in Jenkins?

...ittest.TestCase): @unittest.skip("demonstrating skipping") def test_skipped(self): self.fail("shouldn't happen") def test_pass(self): self.assertEqual(10, 7 + 3) def test_fail(self): self.assertEqual(11, 7 + 3) JUnit with pytest run the tests with: py.te...
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Mongoose populate after save

...l's populate function to do this: http://mongoosejs.com/docs/api.html#model_Model.populate In the save handler for book, instead of: book._creator = user; you'd do something like: Book.populate(book, {path:"_creator"}, function(err, book) { ... }); Probably too late an answer to help you, but...
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Get a random item from a JavaScript array [duplicate]

...ash :)): var randomArray = [ '#cc0000','#00cc00', '#0000cc' ]; // use _.sample var randomElement = _.sample(randomArray); // manually use _.random var randomElement = randomArray[_.random(randomArray.length-1)]; Or to shuffle an entire array: // use underscore's shuffle function var firstRa...
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MongoDB仿关系型数据库Group聚合例子 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

...数据 Dictionary dic = new Dictionary(); dic["_userName"] = ""; // 与原字段名区分开 dic["_date"] = ""; dic["_data"] = "0"; MongoServer server = new MongoClient(MongoConnStr).GetServer(); MongoDatabase db = serve...
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How disable Copy, Cut, Select, Select All in UITextView

... your /, file where you need this behaviour. – markus_p Apr 3 '12 at 10:07 4 This only works as a...
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How can I implement a tree in Python?

...s easy to create. For example, a binary tree might be: class Tree: def __init__(self): self.left = None self.right = None self.data = None You can use it like this: root = Tree() root.data = "root" root.left = Tree() root.left.data = "left" root.right = Tree() root.right...