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Bash script to cd to directory with spaces in pathname
I'm using Bash on macOS X and I'd like to create a simple executable script file that would change to another directory when it's run. However, the path to that directory has spaces in it. How the heck do you do this? This is what I have...
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Why does Popen.communicate() return b'hi\n' instead of 'hi'?
...code('ascii'))
hi
Of course, this specific example only works if you actually are receiving ASCII from the subprocess. If it's not ASCII, you'll get an exception:
>>> print(b'\xff'.decode('ascii'))
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
Unic...
Pod install is staying on “Setting up CocoaPods Master repo”
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You could try running in verbose mode:
pod install --verbose
This'll show you what cocoapods is up to:
Setting up CocoaPods master repo
Cloning spec repo `master` from `https://github.com/CocoaPods/Specs.git` (branch `master`)
$ /usr/bin/git clone...
How to redirect 'print' output to a file using python?
... will 'print' the output for each of my .bam file while I want to redirect ALL these output to one file. So I tried to put
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git-diff to ignore ^M
...iles:
# Remove everything from the index
$ git rm --cached -r .
# Re-add all the deleted files to the index
# You should get lots of messages like: "warning: CRLF will be replaced by LF in <file>."
$ git diff --cached --name-only -z | xargs -0 git add
# Commit
$ git commit -m "Fix CRLF"
c...
Why does String.valueOf(null) throw a NullPointerException?
... that the most specific method is chosen.
A char[] is-an Object, but not all Object is-a char[]. Therefore, char[] is more specific than Object, and as specified by the Java language, the String.valueOf(char[]) overload is chosen in this case.
String.valueOf(char[]) expects the array to be non-nu...
Why should C++ programmers minimize use of 'new'?
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There are two widely-used memory allocation techniques: automatic allocation and dynamic allocation. Commonly, there is a corresponding region of memory for each: the stack and the heap.
Stack
The stack always allocates memory in a sequential fashion. It c...
Which is the best Linux C/C++ debugger (or front-end to gdb) to help teaching programming? [closed]
...tty nice. One of the down sides is a classic X interface, but I seem to recall it being pretty intuitive.
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Keyboard shortcut to comment lines in Sublime Text 3
In Sublime Text 2 it was possible to comment out a line or a block of lines with Ctrl + / and Ctrl + Shift + / . According to the menu Edit > Comment these shortcuts should be valid, but in Sublime Text 3 (build 3047) they no longer seem to work. Does anybody know the right default keyboard...
No module named pkg_resources
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July 2018 Update
Most people should now use pip install setuptools (possibly with sudo).
Some may need to (re)install the python-setuptools package via their package manager (apt-get install, yum install, etc.).
This issue can be highly depe...