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Unable to open project… cannot be opened because the project file cannot be parsed
...jectname.xcodeproj file here projectname will be the name of your project. Now after right clicked select Show Packages Contents. After that open your projectname.pbxproj file in a text editor. Now search for the line containing <<<<<<< .mine, ======= and >>>>>>...
Reading output of a command into an array in Bash
...t really understand why this was even implemented in the first place!).
Now I'm going to tell you why the following method:
my_array=( $( my_command) )
is broken when there are spaces:
$ # I'm using this command to test:
$ echo "one two"; echo "three four"
one two
three four
$ # Now I'm going...
Select N random elements from a List in C#
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@recursive: The proof is almost trivial. We know how to select K items out of K for any K and how to select 0 items out of N for any N. Assume we know a method to uniformly select K or K-1 items out of N-1 >= K; then we can select K items out of N by selecting the fi...
Unit testing code with a file system dependency
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Yay! Now it's testable; I can feed in test doubles (mocks) to the DoIt method. But at what cost? I've now had to define 3 new interfaces just to make this testable. And what, exactly, am I testing? I'm testing that my DoIt functio...
Use numpy array in shared memory for multiprocessing
...
p.start()
p.join()
# Print out the changed values
print "Now, the first two elements of arr = %s"%a[:2]
b = numpy.frombuffer(a.get_obj())
b[0] = 10.0
print a[0]
When run, this prints out the first element of a now being 10.0, showing a and b are just two views into ...
EC2 Can't resize volume after increasing size
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This answer is now deprecated now that AWS supports online resizing for EBS volumes.
– Dale Anderson
Jul 6 '17 at 17:49
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Docker build “Could not resolve 'archive.ubuntu.com'” apt-get fails to install anything
...un Docker build on various files which previously worked before, which are now no longer working.
14 Answers
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Recompile Heroku slug without push or config change
...oned such a command, so I'm presuming your answer is spot on, at least for now. Thanks!
– Nathan
Mar 21 '12 at 2:50
1
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Random data in Unit Tests?
... counter-evidence to refute that the program works according to the spec.
Now, you can write the unit tests by hand, but it really is a mechanical task. It can be automated. All you have to do is write the spec, and a machine can generate lots and lots of unit tests that try to break your code.
I ...
Why are Oracle table/column/index names limited to 30 characters?
...understand that many years ago there would be this kind of limitation, but nowadays surely this limit could easily be increased. We have naming conventions for objects, but there is always a case that turns up where we hit this limit - especially in naming foreign keys.
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