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How to set up Spark on Windows?
...d add %SCALA_HOME%\bin in PATH variable in environment variables.
Install Python 2.6 or later from Python Download link.
Download SBT. Install it and set SBT_HOME as an environment variable with value as <<SBT PATH>>.
Download winutils.exe from HortonWorks repo or git repo. Since we d...
How do I set a conditional breakpoint in gdb, when char* x points to a string whose value equals “he
...ebugging multithreaded processes.
Note your GDB needs to be compiled with Python support, which is not an issue with current linux distros. To be sure, you can check it by running show configuration inside GDB and searching for --with-python. This little oneliner does the trick, too:
$ gdb -n -quie...
What's the difference between eval, exec, and compile?
I've been looking at dynamic evaluation of Python code, and come across the eval() and compile() functions, and the exec statement.
...
Slow Requests on Local Flask Server
...g webservers.
Update (2020-07-25): It looks like gevent started supporting python3 5 years ago, shortly after I commented that it didn't, so you can use gevent now.
gevent
You can install gevent through pip with the command pip install gevent or pip3 with the command pip3 install gevent. Instruction...
Check if a program exists from a Makefile
...
is this what you did?
check: PYTHON-exists
PYTHON-exists: ; @which python > /dev/null
mytarget: check
.PHONY: check PYTHON-exists
credit to my coworker.
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Autocompletion in Vim
....
In addition to the above, YCM also provides semantic completion for C#, Python, Go, TypeScript etc. It also provides non-semantic, identifier-based completion for languages for which it doesn't have semantic support.
shar...
How to get a string after a specific substring?
...asiest way is probably just to split on your target word
my_string="hello python world , i'm a beginner "
print my_string.split("world",1)[1]
split takes the word(or character) to split on and optionally a limit to the number of splits.
In this example split on "world" and limit it to only one ...
Print number of keys in Redis
...ndom, then checking what fraction of them matches the pattern.
Example in python; counting all keys starting with prefix_:
import redis
r = redis.StrictRedis(host = 'localhost', port=6379)
iter=1000
print 'Approximately', r.dbsize() * float(sum([r.randomkey().startswith('prefix_') for i in xrange(...
Notifier 通知扩展：功能强大的Android通知管理工具，支持通知通道、意图、...
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Notifier 通知扩展
下载
版本历史
关于通知
关于权限
关于通知通道
关于意图 Intent
关于闹钟 Alarms
关于BackStack（活动堆栈）
使用方法
UrsAI2N...
Solutions for distributing HTML5 applications as desktop applications? [closed]
...m and package it up for Mac, Windows and Linux.
And it also supports PHP, Python and Ruby if your app requires "server-side" processing.
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