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Getting “Cannot read property 'nodeType' of null” when calling ko.applyBindings

... Spoiler alert for those who did not RTM: $(handler) is equivalent to $(document).ready(handler) – Brock Hensley Jul 18 '13 at 4:45 ...
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Getting a list of all subdirectories in the current directory

...differences between os.walk and os.listdir+os.path.isdir solutions: I just tested on a directory with 10,000 subdirectories (with millions of files in the hierarchy below) and the performance differences are negligible. os.walk: "10 loops, best of 3: 44.6 msec per loop" and os.listdir+os.path.isdir:...
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Python: Checking if a 'Dictionary' is empty doesn't seem to work

...er using the first way only though. The other two ways are way too wordy. test_dict = {} if not test_dict: print "Dict is Empty" if not bool(test_dict): print "Dict is Empty" if len(test_dict) == 0: print "Dict is Empty" ...
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$watch'ing for data changes in an Angular directive

...wValue, oldValue) { if (newValue) { // alert(scope.$eval(attrs.lineChart)); var plot = $.jqplot(element[0].id, scope.$eval(attrs.lineChart), scope.$eval(attrs.options)); } }); } }); ...
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What's the difference between :: (double colon) and -> (arrow) in PHP?

...thod that is static and not be dependent on other initialization... class Test { public $name; public function __construct() { $this->name = 'Mrinmoy Ghoshal'; } public static function doWrite($name) { print 'Hello '.$name; } public function write() { ...
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Mocking Extension Methods with Moq

...Here is the description of the tool: Moles is a lightweight framework for test stubs and detours in .NET that is based on delegates. Moles may be used to detour any .NET method, including non-virtual/static methods in sealed types. You can use Moles with any testing framework (it's independent abo...
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How do I raise the same Exception with a custom message in Python?

... where we raise our exception. Traceback (most recent call last): File "test.py", line 2, in <module> 1 / 0 ZeroDivisionError: division by zero The above exception was the direct cause of the following exception: Traceback (most recent call last): File "test.py", line 4, in <modu...
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AngularJs: How to check for changes in file input fields?

...your function changes instead of $scope.fileNameChanged = function() { alert("select file"); } can you try $scope.fileNameChanged = function() { console.log("select file"); } Below is one working example of file upload with drag drop file upload may be helpful http://jsfiddle.net/danielze...
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Timeout on a function call

...ere it is with a breakdown. Imports and setups for compatibility It was tested with Python 2 and 3. It should also work under Unix/Linux and Windows. First the imports. These attempt to keep the code consistent regardless of the Python version: from __future__ import print_function import sys i...
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How can I perform a str_replace in JavaScript, replacing text in JavaScript?

...unlikely to beat indexing into a string in the common case. For a simple test run on the JS perf page, I've documented some of the results: <script> // Setup var startString = "xxxxxxxxxabcxxxxxxabcxx"; var endStringRegEx = undefined; var endStringString = undefined; var en...