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Checking for a dirty index or untracked files with Git

.../null| egrep "^(M| M)" | wc -l) Note: The 2>/dev/null filters out the error messages so you can use these commands on non-git directories. (They'll simply return 0 for the file counts.) Edit: Here are the posts: Adding Git Status Information to your Terminal Prompt Improved Git-enabled Shel...
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Unable to import a module that is definitely installed

...I had the same problem: script with import colorama was throwing and ImportError, but sudo pip install colorama was telling me "package already installed". My fix: run pip without sudo: pip install colorama. Then pip agreed it needed to be installed, installed it, and my script ran. My environmen...
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How do I count the number of occurrences of a char in a String?

...ore 0.010 better then 0.351): Benchmark Mode Cnt Score Error Units 1. countMatches avgt 5 0.010 ± 0.001 us/op 2. countOccurrencesOf avgt 5 0.010 ± 0.001 us/op 3. stringTokenizer avgt 5 0.028 ± 0.002 us/op 4. java8_1 avgt 5 0.077 ...
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How can I get an http response body as a string in Java?

...used to be a way to get it with apache commons as documented here: http://hc.apache.org/httpclient-legacy/apidocs/org/apache/commons/httpclient/HttpMethod.html and an example here: ...
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How to find list of possible words from a letter matrix [Boggle Solver]

Lately I have been playing a game on my iPhone called Scramble. Some of you may know this game as Boggle. Essentially, when the game starts you get a matrix of letters like so: ...
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Why doesn't print work in a lambda?

... | edited Jun 5 '16 at 23:05 Whymarrh 11.1k1313 gold badges5454 silver badges9494 bronze badges answered...
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How to print the ld(linker) search path

...manually installed libraries in /usr/local/.. which causes missing library error, and linking fails. I have to rename /usr/local everytime to exclude that search path. Is there a simple way to exclude or override /usr/local path? – kenn Sep 8 '14 at 10:09 ...
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In pure functional languages, is there an algorithm to get the inverse function?

... "chase" a solution while we explore a design space using "undefined" and "error" during development). A "bottom" x has the type a. It "inhabits" (or is a "value") of every type. This is a logical contradiction, since types are propositions and there is no value which satisfies every proposition....
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How can I convert an RGB image into grayscale in Python?

... SciPy's image I/O is literally PIL/Pillow. Hence, testing SciPy is effectively retesting PIL/Pillow with negligible overhead introduced by SciPy's wrapper functions. It would have been much more useful to substitute OpenCV (which does not leverage PIL...
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Indenting #defines

...efined (pic18f2580) # define FLASH_MEMORY_END 0x7DC0 # else # error "Can't set up flash memory end!" # endif # else # if defined (pic18f2480) # define FLASH_MEMORY_END 0x4000 # elif defined (pic18f2580) # define FLASH_MEMORY_END 0x8000 # else # error "Can't ...