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Java: How to get input from System.console()
...Console class to get input from user but a null object is returned when I call System.console() . Do I have to change anything before using System.console?
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Makefile经典教程（入门必备） - C/C++ - 清泛网移动版 - 专注C/C++及内核技术
...定义的值。如：
foo = $(bar)
bar = $(ugh)
ugh = Huh?
all:
echo $(foo)
我们执行“make all”将会打出变量$(foo)的值是“Huh?”（ $(foo)的值是$(bar)，$(bar)的值是$(ugh)，$(ugh)的值是“Huh?”）可见，变量是可以使用后面的变量来...
Search and replace a line in a file in Python
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I guess something like this should do it. It basically writes the content to a new file and replaces the old file with the new file:
from tempfile import mkstemp
from shutil import move, copymode
from os import fdopen, remove
def replace(file_path, pattern, subst):
#Cr...
Benchmarking small code samples in C#, can this implementation be improved?
Quite often on SO I find myself benchmarking small chunks of code to see which implemnetation is fastest.
11 Answers
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Error “can't use subversion command line client : svn” when opening android project checked out from
...svn command because it's not on PATH, and it doesn't know where svn is installed.
One way to fix is to edit the PATH environment variable: add the directory that contains svn.exe. You will need to restart Android Studio to make it re-read the PATH variable.
Another way is to set the absolute path ...
RVM is not a function, selecting rubies with 'rvm use …' will not work
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It worked. Bu can you tell the difference between those two?
– Krishnadas PC
Mar 14 '17 at 16:22
6
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How to solve Permission denied (publickey) error when using Git?
I'm on Mac Snow Leopard and I just installed git .
45 Answers
45
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How to display a Yes/No dialog box on Android?
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AlertDialog.Builder really isn't that hard to use. It's a bit intimidating at first for sure, but once you've used it a bit it's both simple and powerful. I know you've said you know how to use it, but here's just a simple example anyway:
DialogI...
Text Progress Bar in the Console [closed]
...any of the answers below that I use regularly (no imports required).
Note: All code in this answer was created for Python 3; see end of answer to use this code with Python 2.
# Print iterations progress
def printProgressBar (iteration, total, prefix = '', suffix = '', decimals = 1, length = 100, fil...
One Activity and all other Fragments [closed]
I am thinking of implementing one screen with Activity and all other sreens with Fragments and managing all the fragments thru the activity .
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