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Android: Background Image Size (in Pixel) which Support All Devices
...nts, this resolution is meant for upscaling launcher icons only (so mipmap folder only) ... You should not use the xxxhdpi qualifier for UI elements other than the launcher icon. ... although eg. on the Samsung edge 7 calling getDisplayMetrics().density returns 4 (xxxhdpi), so perhaps this info is o...
Batch Renaming of Files in a Directory
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I have this to simply rename all files in subfolders of folder
import os
def replace(fpath, old_str, new_str):
for path, subdirs, files in os.walk(fpath):
for name in files:
if(old_str.lower() in name.lower()):
os.rename(os.path...
No tests found with test runner 'JUnit 4'
...t menu of your 'test' directory choose 'Build path' -> 'Use as a source folder'.
Eclipse should see your unitTests.java files as a source files.
Warning 'No JUnit tests found' occures because there is no unitTests.class files in your 'build' directory
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LINUX: Link all files from one to another directory [closed]
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will it point to the other folder permanently?
– nmkyuppie
Aug 22 '13 at 8:51
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Reset all changes after last commit in git
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@RobertSiemer Actually, it can! If you have any folders composed entirely of ignored files it will remove those folders thus deleting ignored files. Consider a .gitignore file like the one here: stackoverflow.com/q/25554504/456645. In this example, assume some folders ha...
Docker, mount volumes as readonly
I am working with Docker, and I want to mount a dynamic folder that changes a lot (so I would not have to make a Docker image for each execution, which would be too costly), but I want that folder to be read-only. Changing the folder owner to someone else works. However, chown requires root acce...
Convert duration to hours:minutes:seconds (or similar) in Rails 3 or Ruby
...s. You can create a new file called pretty_duration.rb in the initializers folder:
class Integer
def pretty_duration
parse_string =
if self < 3600
'%M:%S'
else
'%H:%M:%S'
end
Time.at(self).utc.strftime(pa...
Django: How to manage development and production settings?
... production settings, but create a file called settings_dev.py in the same folder as your settings.py file. Add overrides there, such as DEBUG=True.
On the computer that will be used for development, add this to your ~/.bashrc file:
export DJANGO_DEVELOPMENT=true
At the bottom of your settings.p...
How to read file from relative path in Java project? java.io.File cannot find the path specified
...ich may happen when the JAR is expanded into memory instead of into a temp folder on disk file system) or even a network path which are both not per definition digestable by File constructor.
If the file is -as the package name hints- is actually a fullworthy properties file (containing key=value l...
SQL Server Restore Error - Access is Denied
...t turns out all I had to do was tick the box marked 'Relocate all files to folder' on the 'Files' section:
(Click to see image full size)
This of course assumes you have the correct version of SQL Server installed.
share...