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What does “Changes not staged for commit” mean
...anges are very different in nature and you don't want all of them to be in one single commit. You issue
git add a
git commit a -m "bugfix, in a"
git add b
git commit b -m "new feature, in b"
As a side note, if you want to commit everything you can just type
git commit -a
Hope it helps.
...
Text size and different android screen sizes
...e available width is also the
key factor in determining whether to use a one-pane layout for
handsets or multi-pane layout for tablets. Thus, you likely care most
about what the smallest possible width will be on each device.
Available screen width wdp
Examples: w720dp w1024dp
...
How do I undo the most recent local commits in Git?
...When you do a git reset HEAD~1, you tell Git to move the HEAD pointer back one commit. But (unless you use --hard) you leave your files as they were. So now git status shows the changes you had checked into C. You haven't lost a thing!
For the lightest touch, you can even undo your commit but le...
How to print to stderr in Python?
...
I found this to be the only one short + flexible + portable + readable:
from __future__ import print_function
import sys
def eprint(*args, **kwargs):
print(*args, file=sys.stderr, **kwargs)
The function eprint can be used in the same way as the ...
Can a decorator of an instance method access the class?
... # do some stuff
pass
The method decorator marks the method as one that is of interest by adding a "use_class" attribute - functions and methods are also objects, so you can attach additional metadata to them.
After the class has been created the class decorator then goes through all th...
how to split the ng-repeat data with three columns using bootstrap
... filter runs, Angular knows the value, then runs it again to ensure it is done changing. If both values are the same, the cycle is ended. If not, the filter will fire again and again until they are the same, or Angular realizes an infinite digest loop is occurring and shuts down. Because new nested ...
SQL query return data from multiple tables
...
While I forgot to include a table where we might want to join more than one column in the join statement, here is an example. If the models table had brand-specific models and therefore also had a column called brand which linked back to the brands table on the ID field, it could be done as this:...
Proper way to declare custom exceptions in modern Python?
...
Edit: to override something (or pass extra args), do this:
class ValidationError(Exception):
def __init__(self, message, errors):
# Call the base class constructor with the parameters it needs
super(ValidationError, self).__init__(message)
# Now for your custom code.....
Hidden features of Android development?
...
Another good one missing that I use all the time is hierarchyviewer.
– Artem Russakovskii
Jun 3 '11 at 20:57
add ...
Test if a string contains any of the strings from an array
... you wish to return the matching string.
Important: the above code can be done using parallelStream() but most of the time this will actually hinder performance. See this question for more details on parallel streaming.
Original slightly dated answer:
Here is a (VERY BASIC) static method. Note that...