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Some questions about Automatic Reference Counting in iOS5 SDK
... currently developing an app for iPad. The development started for iOS 4.2 and is now continuing (and I think will be completed) for iOS 4.3.
I just read about ARC in iOS 5, and basically I understood that we will never need to release and retain objects anymore. My questions are:
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BCL (Base Class Library) vs FCL (Framework Class Library)
...y that, the base. It contains basic, fundamental types like System.String and System.DateTime.
The Framework Class Library (FCL) is the wider library that contains the totality: ASP.NET, WinForms, the XML stack, ADO.NET and more. You could say that the FCL includes the BCL.
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Android SDK installation doesn't find JDK
I'm trying to install the Android SDK on my Windows 7 x64 System.
45 Answers
45
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CSS customized scroll bar in div
...an I customize a scroll bar via CSS (Cascading Style Sheets) for one div and not the whole page?
18 Answers
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Is there a method to generate a UUID with go language
...amp; 0x4F // what's the purpose ?
These lines clamp the values of byte 6 and 8 to a specific range. rand.Read returns random bytes in the range 0-255, which are not all valid values for a UUID. As far as I can tell, this should be done for all the values in the slice though.
If you are on linux, ...
OS X Terminal Colors [closed]
...rminal colors.
Edit your .bash_profile (since OS X 10.8) — or (for 10.7 and earlier): .profile or .bashrc or /etc/profile (depending on availability) — in your home directory and add following code:
export CLICOLOR=1
export LSCOLORS=GxFxCxDxBxegedabagaced
CLICOLOR=1 simply enables coloring o...
Force “git push” to overwrite remote files
I want to push my local files, and have them on a remote repo, without having to deal with merge conflicts. I just want my local version to have priority over the remote one.
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difference between primary key and unique key
I'm using mysql database. I have a confusion between primary key and unique key.
15 Answers
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@Media min-width & max-width
...ult CSS for the older browsers, as older browsers including i.e. 5.5, 6, 7 and 8. Can't read @media. When I use @media I use it like this:
<style type="text/css">
/* default styles here for older browsers.
I tend to go for a 600px - 960px width max but using percentages
*/
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What is the reason not to use select *?
...The essence of the quote of not prematurely optimizing is to go for simple and straightforward code and then use a profiler to point out the hot spots, which you can then optimize to be efficient.
When you use select * you're make it impossible to profile, therefore you're not writing clear & s...