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Number of occurrences of a character in a string [duplicate]
... the number of occurrences of a certain character such as & in the following string.
6 Answers
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How to run a makefile in Windows?
I have some demos that I downloaded and they come with a Makefile.win and a Makefile.sgi. How can I run these in Windows to compile the demos?
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Directory-tree listing in Python
How do I get a list of all files (and directories) in a given directory in Python?
20 Answers
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A method to reverse effect of java String.split()? [duplicate]
I am looking for a method to combine an array of strings into a delimited
String. An opposite to split().
16 Answers
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How to specify a editor to open crontab file? “export EDITOR=vi” does not work
I'm using Red Hat Enterprise Linux 5, and I want to set the vim editor to edit the crontab file.
8 Answers
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how to get android screen size programmatically, once and for all?
How can I find out my screen size programmatically,
in the units used by touch events
and View measurement/layout?
In other words, I want the coordinates
of the bottom-right corner of the screen,
in the coordinate system used by touch events'
getRawX()/getRawY() and View.getLocationOnScreen() .
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What does the `forall` keyword in Haskell/GHC do?
I'm beginning to understand how the forall keyword is used in so-called "existential types" like this:
8 Answers
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bash: Bad Substitution
This bash script gives me Bad substitution error on Ubuntu. Any help will be highly appreciated.
11 Answers
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最新版AI伴侣测试历程 - HarmonyOS NEXT - 清泛IT社区，为创新赋能！
...器1.PlayerError: current
[6:
state is not prepared/paused/completed,
cn.
unsupport play operation
ently
[6:43:02 PM] I/[YAIL]
begin [3]:Error -2 in itBJBE1.Timer: Runtime error in event handler: Unknown YAIL function: get-property-and-checkError -1 in 音频播放器1.PlayerError: AVPlayer
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How to make a DIV visible and invisible with JavaScript
Can you do something like
7 Answers
7
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