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Android SDK Manager Not Installing Components

Not sure what I'm doing wrong here. I installed the Android SDK Manager, and am now trying to install a platform like the Android Dev website suggests. Once I clicked install I got an error stating that the Manager could not create a temp folder within the Android directory. So I created it. Now I'm...
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Android emulator failed to allocate memory 8

... Update: Starting with Android SDK Manager version 21, the solution is to edit C:\Users\<user>\.android\avd\<avd-profile-name>.avd\config.ini and change the value hw.ramSize=1024 to hw.ramSize=1024MB The emulator is really sl...
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Practical usage of setjmp and longjmp in C

Can anyone explain me where exactly setjmp() and longjmp() functions can be used practically in embedded programming? I know that these are for error handling. But I'd like to know some use cases. ...
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I need to generate uuid for my rails application. What are the options(gems) I have? [duplicate]

I use Rails 3.0.20 and ruby 1.8.7 (2011-06-30 patchlevel 352) 4 Answers 4 ...
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Creating a daemon in Linux

In Linux I want to add a daemon that cannot be stopped and which monitors filesystem changes. If any changes are detected, it should write the path to the console where it was started plus a newline. ...
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Mercurial for Beginners: The Definitive Practical Guide

....hgignore There are two syntax options available for file matching, glob and regexp. glob is unix-like filename expansion and regexp is regular expressions. You activate each by adding syntax: glob or syntax: regexp on a line by itself. All lines following that will use that syntax, until the next...
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Error 1022 - Can't write; duplicate key in table

I'm getting a 1022 error regarding duplicate keys on create table command. Having looked at the query, I can't understand where the duplication is taking place. Can anyone else see it? ...
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Insert space before capital letters

I have a string "MySites" . I want to place a space between My and Sites . 8 Answers ...
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How to select a radio button by default? [duplicate]

I have some radio buttons and I want one of them to be set as selected by default when the page is loaded. How can I do that? ...
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Vim: Creating parent directories on save

... augroup BWCCreateDir autocmd! autocmd BufWritePre * if expand("<afile>")!~#'^\w\+:/' && !isdirectory(expand("%:h")) | execute "silent! !mkdir -p ".shellescape(expand('%:h'), 1) | redraw! | endif augroup END Note the conditions: expand("<afile>")!~#'^\w\+:/' wil...