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Proper use of beginBackgroundTaskWithExpirationHandler
I'm a bit confused about how and when to use beginBackgroundTaskWithExpirationHandler .
5 Answers
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What is the python “with” statement designed for?
...r the first time today. I've been using Python lightly for several months and didn't even know of its existence! Given its somewhat obscure status, I thought it would be worth asking:
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How to get unique device hardware id in Android? [duplicate]
How to get the unique device ID in Android which cannot be changed when performing a phone reset or OS update?
3 Answers
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How to output only captured groups with sed?
...as well as specifying what you do want.
string='This is a sample 123 text and some 987 numbers'
echo "$string" | sed -rn 's/[^[:digit:]]*([[:digit:]]+)[^[:digit:]]+([[:digit:]]+)[^[:digit:]]*/\1 \2/p'
This says:
don't default to printing each line (-n)
exclude zero or more non-digits
include on...
How do you input commandline argument in IntelliJ IDEA?
When I input commandline arguments,
In Eclipse, using with run configuration. But I don't Know How do i input commandline arguments in IntelliJ IDEA.
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could not resolve host github.com error while cloning remote repository in git
What I did: I have created a remote repository on Github and I am trying to clone the remote repository on my local machine. While cloning I am providing the clone URL & target folder.
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苹果全球开发者大会：无硬件 iOS 9等三大系统更新 - 资讯 - 清泛网 - 专注C...
苹果全球开发者大会：无硬件 iOS 9等三大系统更新新浪手机讯 6月9日凌晨消息，2015年苹果全球开发者大会(WWDC 2015)在美国旧金山正式开幕，本届主题为the epicenter of change(变革的 新浪手机讯 6月9日凌晨消息，2015年苹果全球开发...
Are there any smart cases of runtime code modification?
...ns on the fly has long been common in computer graphics. See e.g. Rob Pike and Bart Locanthi and John Reiser Hardware Software Tradeoffs for Bitmap Graphics on the Blit (1984) or this posting (2006) by Chris Lattner on Apple's use of LLVM for runtime code specialization in their OpenGL stack.
In som...
Using a piano keyboard as a computer keyboard [closed]
I have RSI problems and have tried 30 different computer keyboards which all caused me pain. Playing piano does not cause me pain. I have played piano for around 20 years without any pain issues. I would like to know if there is a way to capture MIDI from a MIDI keyboard and output keyboard stroke...
Recommended Fonts for Programming? [closed]
What fonts do you use for programming, and for what language/IDE? I use Consolas for all my Visual Studio work, any other recommendations?
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