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Update a local branch with the changes from a tracked remote branch
...y_local_branch.merge my_remote_branch
Git already has all the necessary information.
In that case:
# if you weren't already on my_local_branch branch:
git checkout my_local_branch
# then:
git pull
is enough.
If you hadn't establish that upstream branch relationship when it came to push your 'my_...
Redefining NULL
...epresented with an alternate bit pattern while still remaining strictly conformant to the standard library. It is not sufficient to simply change the definition of NULL itself however, as then NULL would evaluate to true.
Specifically, you would need to:
Arrange for literal zeros in assignments t...
How to write a Ruby switch statement (case…when) with regex and backreferences?
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Remap values in pandas column with a dict
...ir values or be converted to NaNs):
Exhaustive Mapping
In this case, the form is very simple:
df['col1'].map(di) # note: if the dictionary does not exhaustively map all
# entries then non-matched entries are changed to NaNs
Although map most commonly takes a funct...
Platform independent size_t Format specifiers in c?
...e_t is unsigned, thus %ld is double wrong: wrong length modifier and wrong format conversion specifier. In case you wonder, %zd is for ssize_t (which is signed).
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Difference between setUp() and setUpBeforeClass()
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How can I do test setup using the testing package in Go
...ion for several testing use cases. TestMain
provides a global hook to perform setup and shutdown, control the
testing environment, run different code in a child process, or check
for resources leaked by test code. Most packages will not need a
TestMain, but it is a welcome addition for those...
Semaphore vs. Monitors - what's the difference?
...monitor object will enforce mutual exclusion, so only one thread may be performing any action on the object at a given time. If one thread is currently executing a member function of the object then any other thread that tries to call a member function of that object will have to wait until the firs...
“Server” vs “Data Source” in connection string
...My favorite set up is one that doesn't contain any spaces. In the simplest form, one has to provide four values - the URL, the container, the user and the credential.
server
database
uid
pwd
So a connection string looks like this.
server=stuffy.databases.net;database=stuffy;uid=konrad;pwd=Ab...
How to Deal with Temporary NSManagedObject instances?
... @quellish Agreed. Apple has stated in their recent core data performance talks at WWDC that creating contexts is very lightweight.
– Jesse
Dec 4 '14 at 1:01
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