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How do you downgrade rubygems?
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Updated November 2011: Now that RVM's out, try running rvm install rubygems <version>.
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Eclipse hangs at the Android SDK Content Loader
...th Eclipse 4.2 (Juno release 20120920-0800) on OS X 10.8.2 for a few weeks now, building apps for Android 3.0 and above. I have a quad core i7 MacBook Pro with an SSD, so performance is not an issue. Everything was fine.
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iOS: how to perform a HTTP POST request?
...pple.com/library/mac/#documentation/Cocoa/Conceptual/… although if you know enough to mess around with different threads, you'll probably be fine.
– Aaron Brown
May 3 '12 at 21:53
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UICollectionView reloadData not functioning properly in iOS 7
...lost two days on it because I could not understand what was happening, and now that I applied your solution and that it works, I still do not understand why it is now working. That's so frustrating ! Anyway, thanks for the help :D !!
– CyberDandy
Dec 29 '14 at ...
Mercurial undo last commit
...o it because it keeps your history accurate and complete. If 2 years from now someone finds a bug in what you pulled down you can look in your (unused but saved) implementation of the same thing and go, "oh, I did it right". :)
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Installing in Homebrew errors
...g the practical and security ramifications. Any software in /usr/local may now be overwritten by anything running under your user, opening a security hole. It is entirely possible you will screw something else up (in addition to MySQL) by blindly running the first chown command, after which point it...
Exception messages in English?
... many times when I simply dumped localized exception messages into Google, now it's not available anymore.
– Martin Braun
May 18 at 13:52
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#ifdef replacement in the Swift language
.... Here's an example:
#if DEBUG
let a = 2
#else
let a = 3
#endif
Now, you must set the "DEBUG" symbol elsewhere, though. Set it in the "Swift Compiler - Custom Flags" section, "Other Swift Flags" line. You add the DEBUG symbol with the -D DEBUG entry.
As usual, you can set a different val...
Error 908: Permission Receive SMS - #5 by Taifun - MIT App Inventor Help - MIT App Inventor Community
...ble"),t()},t=()=>{clearInterval(s),s=null}
s=setInterval((()=>{a&&t(),Date.now()>e&&r()}),50),document.addEventListener("discourse-ready",(()=>{a=!0,splashWrapper&&splashWrapper.remove(),performance.mark("discourse-splash-removed")}),{once:!0})}
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How to debug in Django, the good way? [closed]
... out what I did wrong and where the syntax error was. Some time has passed now and some way along the way, I guess I got a routine in debugging my Django code. As this was done early in my coding experience, I sat down and wondered if how I was doing this was ineffective and could be done faster. I ...