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Listing and deleting Git commits that are under no branch (dangling?)
...c --prune=now
But be certain that this is what you want. I recommend you read the man pages but here is the gist:
git gcremoves unreachable objects (commits, trees, blobs (files)). An object is unreachable if it isn't part of the history of some branch. Actually it is a bit more complicated:
git...
Why do I want to avoid non-default constructors in fragments?
... restore your bundle.
The callbacks like onCreate or onCreateView should read the parameters from the bundle - this way you are guaranteed to restore the state of the fragment correctly to the same state the fragment was initialised with (note this state can be different from the onSaveInstanceSta...
How to override Backbone.sync?
...the format:
"create" : expected that you create the model on the server
"read" : expected that you read this model from the server and return it
"update" : expected that you update the model on the server with the argument
"delete" : expected that you delete the model from the server.
You need t...
`elif` in list comprehension conditionals
...vote this answer, I want to mention this: for 1 pair of if/else is easy to read, 2 pairs: it's getting harder to understand. Don't even mention 3 pairs. If the expression needs 3 or more pairs, a dictionary or a separate function will make things easier to read and understand.
–...
Find first element in a sequence that matches a predicate
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@fortran: next() is available since Python 2.6 You could read What's New page to quickly familiarize yourself with new features.
– jfs
Dec 16 '11 at 13:02
...
Merge PDF files
...ions.
#!/usr/bin/env python
import sys
try:
from PyPDF2 import PdfFileReader, PdfFileWriter
except ImportError:
from pyPdf import PdfFileReader, PdfFileWriter
def pdf_cat(input_files, output_stream):
input_streams = []
try:
# First open all the files, then produce the outpu...
Real escape string and PDO [duplicate]
...
Thanks SteD. I read that a while back but I have since heard that PDO prepare will NOT prevent against SQL injection. I'm not sure what to believe anymore. Are you certain that prepare will stop injection attacks?
– Jo...
Array versus List: When to use which?
...
Finally got around to reading this over 3 years later haha. Good article then, good article now. :)
– Spencer Ruport
Apr 20 '12 at 19:36
...
Using the RUN instruction in a Dockerfile with 'source' does not work
...
This is not correct even though it works. Read docs.docker.com/engine/reference/builder/#run and don't stop after the second code sample. Read the Note: that immediately follows. Because /bin/sh -c is the default shell, this "shell form" of RUN translates to RUN ["/b...
What is the best practice for dealing with passwords in git repositories?
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The typical way to do this is to read the password info from a configuration file. If your configuration file is called foobar.config, then you would commit a file called foobar.config.example to the repository, containing sample data. To run your program, y...