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Finding a branch point with Git?
I have a repository with branches master and A and lots of merge activity between the two. How can I find the commit in my repository when branch A was created based on master?
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Difference between parameter and argument [duplicate]
Is there a difference between a "parameter" and an "argument", or are they simply synonyms?
4 Answers
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What would a “frozen dict” be?
...self._d[key]
def __hash__(self):
# It would have been simpler and maybe more obvious to
# use hash(tuple(sorted(self._d.iteritems()))) from this discussion
# so far, but this solution is O(n). I don't know what kind of
# n we are going to run into, but sometime...
Why is it impossible to override a getter-only property and add a setter? [closed]
...nly property. It doesn't make sense for derivations to break this contract and make it read-write.
I'm with Microsoft on this one.
Let's say I'm a new programmer who has been told to code against the Baseclass derivation. i write something that assumes that Bar cannot be written to (since the Basec...
Natural Sort Order in C#
...The easiest thing to do is just P/Invoke the built-in function in Windows, and use it as the comparison function in your IComparer:
[DllImport("shlwapi.dll", CharSet = CharSet.Unicode)]
private static extern int StrCmpLogicalW(string psz1, string psz2);
Michael Kaplan has some examples of how thi...
How can I create an executable JAR with dependencies using Maven?
.../configuration>
</plugin>
</plugins>
</build>
and you run it with
mvn clean compile assembly:single
Compile goal should be added before assembly:single or otherwise the code on your own project is not included.
See more details in comments.
Commonly this goal is t...
What does OSGi solve?
I've read on Wikipedia and other sites about OSGi , but I don't really see the big picture. It says that it's a component-based platform, and that you can reload modules at runtime. Also the "practical example" given everywhere is the Eclipse Plugin Framework.
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Volatile vs. Interlocked vs. lock
...he point of volatile is that multiple threads running on multiple CPUs can and will cache data and re-order instructions.
If it is not volatile, and CPU A increments a value, then CPU B may not actually see that incremented value until some time later, which may cause problems.
If it is volatile, th...
How much of a git sha is *generally* considered necessary to uniquely identify a change in a given c
...ory structure where a directory is named for a commit in a Git repository, and you want it to be short enough to make your eyes not bleed, but long enough that the chance of it colliding would be negligible, how much of the SHA substring is generally required?
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How do I modify fields inside the new PostgreSQL JSON datatype?
...bject('<key>', '<value>')
Where <key> should be string, and <value> can be whatever type to_jsonb() accepts.
For setting a value deep in a JSON hierarchy, the jsonb_set() function can be used:
SELECT jsonb_set('{"a":[null,{"b":[]}]}', '{a,1,b,0}', jsonb '{"c":3}')
-- will yi...