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Building a fat jar using maven
... If you get an "java.lang.SecurityException: Invalid signature file digest for Manifest main attributes" exception, then this addition to the above configuration section helps: stackoverflow.com/a/6743609/38368
– Danny Varod
May 16 '18 at 14:29
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Android ACTION_IMAGE_CAPTURE Intent
...mera app stays open and nothing locks up. We can cancel out of it, but the file never gets written. What exactly do we have to do to get ACTION_IMAGE_CAPTURE to write the picture taken to a file?
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What does “all” stand for in a makefile?
I read some tutorials concerning Makefiles but for me it is still unclear for what the target "all" stands for and what it does.
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Python date string to date object
...:%M:%S-%H:%M").date()
and you get:
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/usr/local/lib/python2.7/_strptime.py", line 308, in _strptime
format_regex = _TimeRE_cache.compile(format)
File "/usr/local/lib/python2.7/_strptime.py", line 265,...
using gitignore to ignore (but not delete) files
...added it to .gitignore , but git status still tells me about changes to files in that directory. I tried git rm -r --cached , but that removes it from the remote repo. How can I stop tracking changes to this directory, but still allow it to exist? I also need to do this for 1 file, but change...
Disable ActiveRecord for Rails 4
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For existing applications:
1. Remove database adapter gems from your Gemfile (mysql2, sqlite3, etc.)
2. Change your config/application.rb
Remove require 'rails/all line and require frameworks (among those available in your rails version, the list varies, do not just copy) you want to use, for e...
How do I make an Android EditView 'Done' button and hide the keyboard when clicked?
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android:imeActionLabel="Done"
android:singleLine="true"
In the XML file works just fine. But this will also cause the editText to keep typing in a single line which you may not want. So adding following to your code will make sure that you won't end up typing everything on a single line.
m...
Problems with contenttypes when loading a fixture in Django
...resetting the contenttypes app from the unit test prior to loading my dump file. Carl suggested this already using the manage.py command and I do the same thing only using the call_command method:
>>> from django.core import management
>>> management.call_command("flush", verbosit...
what is .netrwhist?
When I edit files in my ~/.vim , the .netrwhist file would mysteriously be changed, too.
4 Answers
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How should I read a file line-by-line in Python?
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There is exactly one reason why the following is preferred:
with open('filename.txt') as fp:
for line in fp:
print line
We are all spoiled by CPython's relatively deterministic reference-counting scheme for garbage collection. Other, hypothetical implementations of Python will not...