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What is the “assert” function?
... So what do they do if the assert is false and NDEBUG is not set? If this is the version of assert from <assert.h>, then the standard requires that it print a message and abort. Obviously the standard doesn't say they aren't allowed to optimise based on the truth of the statement...
How to detect when a UIScrollView has finished scrolling
UIScrollViewDelegate has got two delegate methods scrollViewDidScroll: and scrollViewDidEndScrollingAnimation: but neither of these tell you when scrolling has completed. scrollViewDidScroll only notifies you that the scroll view did scroll not that it has finished scrolling.
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SQL Server equivalent to Oracle's CREATE OR REPLACE VIEW
...an drop and recreate it. What if you have a lot of existing users security setup for a view, then you would have to recreate all those. This is my approach to this issue.
– jonas
Dec 4 '13 at 11:42
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What does the “map” method do in Ruby?
... array populated with the values calculated by the block. This might help: set the variable ary = [1,2,3], and check out it's object_id. Then run y = ary.each {|x| x + 1}; z = ary.map {|x| x + 1}. Now check the object_id's of y and z. y has the same object_id as ary (because each returned ary), b...
Quickly create large file on a Windows system
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"fsutil sparse setflag temp.txt" sets the sparse flag, making it a sparse file. "fsutil sparse setrange temp.txt 0 1024" sets the range of sparseness :)
– Coldblackice
May 10 '14 at 21:53
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How to create a custom-shaped bitmap marker with Android map API v2 [duplicate]
...e is a MarkerDemoActivity class in which you can see how a custom Image is set to a GoogleMap.
// Uses a custom icon.
mSydney = mMap.addMarker(new MarkerOptions()
.position(SYDNEY)
.title("Sydney")
.snippet("Population: 4,627,300")
.icon(BitmapDescriptorFactory.fromResource(R.drawab...
NSIS脚本编程(持续更新) - 更多技术 - 清泛网 - 专注C/C++及内核技术
NSIS脚本编程(持续更新)NSIS MessageBox 中无法换行？NSIS中 $ 不但是变量常量的开头，还是一个转义字符，因此换行符应该$ n。messagebox::show MB_SETFOREGR...NSIS MessageBox 中无法换行？
NSIS中 $ 不但是变量常量的开头，还是一个转义字符...
Running a cron every 30 seconds
...possibility, though it's a bit of a kludge(a), is to have two jobs, one offset by 30 seconds:
# Need these to run on 30-sec boundaries, keep commands in sync.
* * * * * /path/to/executable param1 param2
* * * * * ( sleep 30 ; /path/to/executable param1 param2 )
You'll see I've added co...
How to run a makefile in Windows?
...les (x86)\Microsoft Visual Studio 9.0\Common7\Tools for VS2008). This will set up the environment to run nmake and find the compiler tools.
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Recommendations of Python REST (web services) framework? [closed]
...s focus on the resources managed by a server and then offer a very limited set of operations on those resources: specifically, POST (create), GET (read), PUT (update) and DELETE (delete). The manipulation of these resources, in particular changing their state via PUT, is the key pathway whereby "stu...