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How to urlencode data for curl command?

I am trying to write a bash script for testing that takes a parameter and sends it through curl to web site. I need to url encode the value to make sure that special characters are processed properly. What is the best way to do this? ...
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img tag displays wrong orientation

...hind a prefix) are the only browsers that support this. I'm seeing issues with Safari and Chrome still. However, mobile Safari seems to natively support orientation without the CSS tag. I suppose we'll have to wait and see if browsers wills start supporting image-orientation. ...
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CALayer with transparent hole in it

...right side of the picture) to this view. This overlay should have some opacity, so the view bellow it is still partly visible. Most importantly this overlay should have a circular hole in the middle of it so it doesn't overlay the center of the view (see picture bellow). ...
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File is universal (three slices), but it does not contain a(n) ARMv7-s slice error for static librar

... If you want to remove the support for any architecture, for example, ARMv7-s in your case, use menu Project -> Build Settings -> remove the architecture from "valid architectures". You can use this as a temporary solution until the library has been updated. You ha...
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Why is std::map implemented as a red-black tree?

... Probably the two most common self balancing tree algorithms are Red-Black trees and AVL trees. To balance the tree after an insertion/update both algorithms use the notion of rotations where the nodes of the tree are rotated to perform the re-balancing. While in both algorithm...
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How does this milw0rm heap spraying exploit work?

... but for this one I can’t figure out the logic. The code is from an exploit that has been published 4 days ago. You can find it at milw0rm . ...
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iOS 6: How do I restrict some views to portrait and allow others to rotate?

..., up to four levels deep. I want the first three views restricted to portrait orientation and only the last view should be allowed to rotate to landscape. When returning from the fourth view to the third and the fourth view was in landscape orientation I want everything to rotate back to portrait. ...
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Django development IDE [closed]

I have done a little Django development, but it has all been in a text editor. I was curious what more advanced development tools others are using in their Django development. ...
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When to use the JavaScript MIME type application/javascript instead of text/javascript?

.../javascript is used in HTML documents so Internet Explorer can understand it. 4 Answers ...
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Hosting Git Repository in Windows

Is there currently a way to host a shared Git repository in Windows? I understand that you can configure the Git service in Linux with: ...