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How do I use $scope.$watch and $scope.$apply in AngularJS?
... function to watch two properties together, you can watch the length of an array, etc.
When things happen "inside AngularJS" – e.g., you type into a textbox that has AngularJS two-way databinding enabled (i.e., uses ng-model), an $http callback fires, etc. – $apply has already been called, so w...
android fragment- How to save states of views in a fragment when another fragment is pushed on top o
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also should keep existing fragments in array or something
– Amir
Nov 27 '16 at 7:16
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NoSql Crash Course/Tutorial [closed]
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All NoSQL servers really do is give you a way to add/delete/query massive arrays and still allow for persistence and fault tolerance. You can create a NoSQL in memory server in about 100 lines of code.
So let's do it this way...in CouchDB you use map/reduce...so let's create a map function do to ...
How do PHP sessions work? (not “how are they used?”)
...is un-serialized when the file is loaded by PHP, to populate the $_SESSION array.
Sometimes, the session id is not stored in a cookie, but sent in URLs, too -- but that's quite rare, nowadays.
For more informations, you can take a look at the Session Handling section of the manual, that gives so...
C++ preprocessor __VA_ARGS__ number of arguments
...ile-time integer is required, for instance as a template parameter to std::array.
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What is the most efficient string concatenation method in python?
... string.joinfields is more-or-less the same)
On the strength of that, the array module may be fastest if you can shoehorn your problem into it. But ''.join is probably fast enough and has the benefit of being idiomatic and thus easier for other python programmers to understand.
Finally, the golde...
How do you tell someone they're writing bad code? [closed]
...plain why a function is better than cutting & pasting.
Explain why an array is better than $foo1, $foo2, $foo3.
Explain why global variables are dangerous, and that local variables will make life easier.
Simply whipping out a coding standard and saying "do this" is worthless because it doesn'...
POST data with request module on Node.JS
...posting a json body, dont use the form parameter. Using form will make the arrays into field[0].attribute, field[1].attribute etc. Instead use body like so.
var jsonDataObj = {'mes': 'hey dude', 'yo': ['im here', 'and here']};
request.post({
url: 'https://api.site.com',
body: jsonDataObj,...
Write string to output stream
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Append with the following line. ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
– Sahil Patel
Dec 27 '17 at 9:22
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Iterating Through a Dictionary in Swift
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Arrays are ordered collections but dictionaries and sets are unordered collections.
Thus you can't predict the order of iteration in a dictionary or a set.
Read this article to know more about
Collection Types: Swift Progra...