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What is JNDI? What is its basic use? When is it used?

... Directory Interface. What is its basic use? JNDI allows distributed applications to look up services in an abstract, resource-independent way. When it is used? The most common use case is to set up a database connection pool on a Java EE application server. Any application that's deplo...
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Instagram how to get my user id from username?

...h totally broke our integration anyway, we're just ripping them out of our app completely. – Danny Tuppeny Jul 14 '16 at 17:09 add a comment  |  ...
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File Upload using AngularJS

...wser way, without 3rd party libraries. Works on all the latest browsers. app.directive('myDirective', function (httpPostFactory) { return { restrict: 'A', scope: true, link: function (scope, element, attr) { element.bind('change', function () { ...
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Why is require_once so bad to use?

...xtra work being done there but enough to detriment the speed of the whole app? ... I really doubt it... Not unless you're on really old hardware or doing it a lot. If you are doing thousands of *_once, you could do the work yourself in a lighter fashion. For simple apps, just making sure you've o...
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The Role Manager feature has not been enabled

... how can I do this from code instead of web.config? I tried putting it in Application_Start and it says This method can only be called during the application's pre-start initialization phase. – Maslow May 8 '13 at 15:17 ...
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Math functions in AngularJS bindings

... Why not wrap the whole math obj in a filter? var app = angular.module('fMathFilters',[]); function math() { return function(input,arg) { if(input) { return Math[arg](input); } return 0; } } return app.filter('math',[math]); ...
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Understanding NSRunLoop

...til one or more of its input sources has some data or event, then fire the appropriate input handler(s) to process each input source that is "ready.". After doing so, it will then return to its loop, processing input from various sources, and "sleeping" if there is no work to do. That's a pretty h...
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Objective-C Static Class Level variables

... will be wondering, why should I overwrite the NSObject initialize method. Apple documentation about this method has the answer: "The runtime sends initialize to each class in a program exactly one time just before the class, or any class that inherits from it, is sent its first message from within ...
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How to add a button to a PreferenceScreen?

... return true; } }); This will appear like a normal Preference, with just a title and a summary, so it will look like it belongs. Edit: I changed to using @string/myCoolButton and getString(R.string.myCoolButton) because it's best to use resources for com...
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What does the -ObjC linker flag do?

I have an app that works with and without the linker flag. However, without the linker flag, I get a very different behaviour when adding data to a view. ...