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How to initialize all members of an array to the same value?

I have a large array in C (not C++ if that makes a difference). I want to initialize all members of the same value. 23 ...
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How to listen for changes to a MongoDB collection?

I'm creating a sort of background job queue system with MongoDB as the data store. How can I "listen" for inserts to a MongoDB collection before spawning workers to process the job? Do I need to poll every few seconds to see if there are any changes from last time, or is there a way my script can wa...
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What are the Differences Between “php artisan dump-autoload” and “composer dump-autoload”?

I am pretty new to Laravel 4 and Composer. While I do Laravel 4 tutorials, I couldn't understand the difference between those two commands; php artisan dump-autoload and composer dump-autoload What's the difference between them? ...
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Numpy how to iterate over columns of array?

Suppose I have and m x n array. I want to pass each column of this array to a function to perform some operation on the entire column. How do I iterate over the columns of the array? ...
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Install Application programmatically on Android

I'm interested in knowing if it is possible to programmatically install a dynamically downloaded apk from a custom Android application. ...
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How to calculate a Mod b in Casio fx-991ES calculator

Does anyone know how to calculate a Mod b in Casio fx-991ES Calculator. Thanks 10 Answers ...
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Polymorphism: Why use “List list = new ArrayList” instead of “ArrayList list = new ArrayList”? [dupl

When should I use 8 Answers 8 ...
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How to detect IE11?

When I want to detect IE I use this code: 15 Answers 15 ...
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Java 8 stream reverse order

General question: What's the proper way to reverse a stream? Assuming that we don't know what type of elements that stream consists of, what's the generic way to reverse any stream? ...
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Hidden Features of C#? [closed]

This came to my mind after I learned the following from this question : 296 Answers 2...