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How can I install from a git subdirectory with pip?
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There is a pull request regarding this feature, and it seems to have been merged to develop branch a month ago. The syntax is the following:
pip install -e git+https://git.repo/some_repo.git#egg=version_subpkg&subdirectory=repo # install a python package from a repo s...
Java 32-bit vs 64-bit compatibility
Will Java code built and compiled against a 32-bit JDK into 32-bit byte code work in a 64-bit JVM? Or does a 64-bit JVM require 64-bit byte code?
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Get list of all routes defined in the Flask app
...():
# Filter out rules we can't navigate to in a browser
# and rules that require parameters
if "GET" in rule.methods and has_no_empty_params(rule):
url = url_for(rule.endpoint, **(rule.defaults or {}))
links.append((url, rule.endpoint))
# links is...
makefile execute another target
...resh you get first the clean target, then the clearscreen which runs clear and finally all which does the job.
EDIT Aug 4
What happens in the case of parallel builds with make’s -j option?
There's a way of fixing the order. From the make manual, section 4.2:
Occasionally, however, you have a situ...
How to define different dependencies for different product flavors
I am converting one of my apps to Gradle and would like to use the new build flavor features to have a paid and a free ad based flavor.
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How to pass parameters to anonymous class?
...se are executed in the same order as field assignments, i.e. after super() and before the rest of the actual constructor. new someclass(){ fields; {initializer} fields; methods(){} }. It's sort of like a static initializer but without the static keyword. docs.oracle.com/javase/specs/jls/se7/html/jls...
How can I safely encode a string in Java to use as a filename?
...ng from an external process. I want to use that String to make a filename, and then write to that file. Here's my code snippet to do this:
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How to retry after exception?
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Do a while True inside your for loop, put your try code inside, and break from that while loop only when your code succeeds.
for i in range(0,100):
while True:
try:
# do stuff
except SomeSpecificException:
continue
break
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How to install multiple python packages at once using pip
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For installing multiple packages on the command line, just pass them as a space-delimited list, e.g.:
pip install wsgiref boto
For installing from a text file, then, from pip install --help:
-r FILENAME, --requirement=FILENAME
Install all the packages listed in the g...
How to use ADB to send touch events to device using sendevent command?
I am trying to send touch events to a device using AndroidDebugBridge, so that I can do some basic automation for UI tests. I have followed the discussion in LINK . I am able to use sendevent to simulate touch on emulators, but unable to do the same on a device.
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