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Convert .pem to .crt and .key

Can anyone tell me the correct way/command to extract/convert the certificate .crt and private key .key files from a .pem file? I just read they are interchangable, but not how. ...
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What Computer Science concepts should I know? [closed]

... etc). You should be able to produce sensible OO designs as well as understanding the concepts. Scripting and regexes. Data structures -- lists, sets, hashtables, trees, graphs, and so on -- as well as Big O notation and algorithmic complexity. Bits, bytes and binary numbers -- how numbers are repre...
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GIT repository layout for server with multiple projects

... representing a project or common component of its own. The OP Paul Alexander comments: This sounds similar to the "externals" support provided by subversion. We tried this and found it extremely cumbersome to constantly update the version references in the externals since the projects are ...
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Android get free size of internal/external memory

...urpose : public static boolean externalMemoryAvailable() { return android.os.Environment.getExternalStorageState().equals( android.os.Environment.MEDIA_MOUNTED); } public static String getAvailableInternalMemorySize() { File path = Environment.getDataDirecto...
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Django CSRF check failing with an Ajax POST request

.../weblog/2011/feb/08/security/ So the general solution is: "use ajaxSetup handler instead of ajaxSend handler". I don't know why it works. But it works for me :) Previous post (without answer) I'm experiencing the same problem actually. It occurs after updating to Django 1.2.5 - there were no err...
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Bash function to find newest file matching pattern

... The ls command has a parameter -t to sort by time. You can then grab the first (newest) with head -1. ls -t b2* | head -1 But beware: Why you shouldn't parse the output of ls My personal opinion: parsing ls is only dangerous when th...
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jQuery: more than one handler for same event

What happens if I bind two event handlers to the same event for the same element? 8 Answers ...
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Ignore Xcode warnings when using Cocoapods

...? Currently I use s.dependency 'Facebook-iOS-SDK' s.inhibit_all_warnings! and I get the following error: undefined method `inhibit_all_warnings!' for #<Pod::Specification for MyApp(1.0)> – KrauseFx Nov 3 '12 at 21:27 ...
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Unable to verify leaf signature

... Note: the following is dangerous, and will allow API content to be intercepted and modified between the client and the server. This also worked process.env['NODE_TLS_REJECT_UNAUTHORIZED'] = '0'; ...
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How to auto-reload files in Node.js?

...rvisor is nodemon: Monitor for any changes in your node.js application and automatically restart the server - perfect for development To use nodemon: $ npm install nodemon -g $ nodemon app.js share | ...