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Squash my last X commits together using Git
...it
The documentation for git merge describes the --squash option in more detail.
Update: the only real advantage of this method over the simpler git reset --soft HEAD~12 && git commit suggested by Chris Johnsen in his answer is that you get the commit message prepopulated with every com...
What should every programmer know about security? [closed]
...y corruption of any kind, consider yourself owned. No need to get into the details of actually writing (working) exploits.
– newgre
Mar 26 '12 at 19:30
...
Python, Unicode, and the Windows console
...om 2008). Please use the solution below with care!!
Here is a page that details the problem and a solution (search the page for the text Wrapping sys.stdout into an instance):
PrintFails - Python Wiki
Here's a code excerpt from that page:
$ python -c 'import sys, codecs, locale; print sys.stdo...
Rails: How can I set default values in ActiveRecord?
...f self.bool_field.nil?
See Paul Russell's comment on this answer for more details
If you're only selecting a subset of columns for a model (ie; using select in a query like Person.select(:firstname, :lastname).all) you will get a MissingAttributeError if your init method accesses a column that hasn...
Return empty cell from formula in Excel
...culate() function then it will automatically empty the cells. For specific detail you can see my answer below.
– Mr Purple
Aug 11 '14 at 23:09
3
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Process escape sequences in a string in Python
...cape_decode(bytes(myString, "utf-8"))[0].decode("utf-8"))
naïve test
Details regarding codecs.escape_decode:
codecs.escape_decode is a bytes-to-bytes decoder
codecs.escape_decode decodes ascii escape sequences, such as: b"\\n" -> b"\n", b"\\xce" -> b"\xce".
codecs.escape_decode does no...
.NET - Dictionary locking vs. ConcurrentDictionary
...here is a set of samples for .Net 4 Beta 2, which describes in pretty good detail on how to use them the parallel extensions.
I've just spent the last week testing the ConcurrentDictionary using 32 threads to perform I/O. It seems to work as advertised, which would indicate a tremendous amount of...
Java 8 NullPointerException in Collectors.toMap
... in toMerge? as the use of this merge function is really an implementation detail, or is the a good reasoning for not allowing toMap to process null values?
– Jasper
Jul 8 '14 at 12:41
...
Using a piano keyboard as a computer keyboard [closed]
...ary is a trie (thanks, @Adam) that we search with longest-prefix matching. Details:
In machine stenography, the stenographer writes by pressing multiple keys on the stenotype machine at the same time, then releasing them all. They call this a "stroke" of the keyboard; it's like playing a chord on t...
What is “rvalue reference for *this”?
...an answer to Stack Overflow!Please be sure to answer the question. Provide details and share your research!But avoid …Asking for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips o...