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Update Git branches from master

...his approach. When I run git log --graph, the graph show the master is actually merged to the topic branch. Will this cause any problem in the long run? I thought the best practice is always merge the topic branch back to master. Please comment. – Patrick Nov 1...
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EC2 Instance Cloning

Is it possible to clone a EC2 instance data and all? 7 Answers 7 ...
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Install dependencies globally and locally using package.json

Using npm we can install the modules globally using -g option. How can we do this in the package.json file? 6 Answers ...
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Why is lock(this) {…} bad?

... It is bad form to use this in lock statements because it is generally out of your control who else might be locking on that object. In order to properly plan parallel operations, special care should be taken to consider possible deadlock situations, and having an unknown number of lock en...
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Archives not showing up in Organizer for Xcode 4

... EDIT (Incorporated all comments to a single answer) Try one of the following (or all) Instead of using Build For -> Archive, in the product menu just use archive. It will show up then. In the scheme editor, edit the scheme and go to the A...
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What exactly do the Vagrant commands do?

...produces the information that you may need. vagrant gem is used to install Vagrant plugins via the RubyGems system. In fact, vagrant gem is just a frontend to the actual gem interface, with the difference being that Vagrant sets up a custom directory where gems are installed so that they a...
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How much does it cost to develop an iPhone application? [closed]

...Remember also that we were reusing a bunch existing code: I'm going to lowball the value of that code at $35,000 giving a total development cost of $200,000. Anyone who's done serious iPhone development can tell you there's a lot of design work involved with any project. We had two designers workin...
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Implicit type conversion rules in C++ operators

...s int. So short/char are promoted to int before the operation is done. In all your expressions the int is promoted to a float before the operation is performed. The result of the operation is a float. int + float => float + float = float int * float => float * float = float float * int =&g...
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How to quickly clear a JavaScript Object?

...object). In this example, I believe setting the length to 0 still leaves all of the elements for garbage collection. You could add this to Object.prototype if it's something you'd frequently use. Yes it's linear in complexity, but anything that doesn't do garbage collection later will be. This is ...
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Large-scale design in Haskell? [closed]

What is a good way to design/structure large functional programs, especially in Haskell? 8 Answers ...