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Restful way for deleting a bunch of items

...riation might be, to do away with the javascript confirm on the same page, and instead, create the selection and redirect to it, showing a confirm message on that page. In other words: From: http://example.com/resources/ do a POST with a selection of the ID's to: http://example.com/resources/sele...
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Changing every value in a hash in Ruby

I want to change every value in a hash so as to add '%' before and after the value so 11 Answers ...
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adding and removing classes in angularJs using ng-click

... You just need to bind a variable into the directive "ng-class" and change it from the controller. Here is an example of how to do this: var app = angular.module("ap",[]); app.controller("con",function($scope){ $scope.class = "red"; $scope.changeClass = function(){ if (...
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Why can't I use Docker CMD multiple times to run multiple services?

... really is runtime information. Just like EXPOSE, but contrary to e.g. RUN and ADD. By this, I mean that you can override it later, in an extending Dockerfile, or simple in your run command, which is what you are experiencing. At all times, there can be only one CMD. If you want to run multiple ser...
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What should every developer know about databases? [closed]

...ither regularly work with databases or may have to work with one someday. And considering the amount of misuse and abuse in the wild, and the volume of database-related questions that come up every day, it's fair to say that there are certain concepts that developers should know - even if they don'...
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When is the thread pool used?

So I have an understanding of how Node.js works: it has a single listener thread that receives an event and then delegates it to a worker pool. The worker thread notifies the listener once it completes the work, and the listener then returns the response to the caller. ...
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How do I connect to a MySQL Database in Python?

... rpm-based), or dnf install python-mysql (for modern fedora distro) in command line to download.) For Mac, you can install MySQLdb using Macport. 2 - Usage After installing, Reboot. This is not mandatory, But it will prevent me from answering 3 or 4 other questions in this post if something goes ...
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Functional programming - is immutability expensive? [closed]

...arify some points. The “in-place” quicksort isn’t really in-place (and quicksort is not by definition in-place). It requires additional storage in the form of stack space for the recursive step, which is in the order of O(log n) in the best case, but O(n) in the worst case. Implementing a fu...
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Why is not in HTML 5 Tag list while is?

... +1. Excellent point about semantics and clearly the best answer so far. – ЯegDwight Feb 14 '10 at 3:30 9 ...
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Differences between fork and exec

What are the differences between fork and exec ? 9 Answers 9 ...