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Get exit code of a background process
... how close it is to finishing. (ps | grep isn't idiot-proof. If you have time you can come up with a more robust way to tell whether the process is still running).
Here's a skeleton script:
# simulate a long process that will have an identifiable exit code
(sleep 15 ; /bin/false) &
my_pid=$!
wh...
Iterating over each line of ls -l output
I want to iterate over each line in the output of: ls -l /some/dir/*
6 Answers
6
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How to add multi line comments in makefiles
Is there a way to comment out multiple lines in makefiles like as in C syntax /* */ ?
6 Answers
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How to filter by object property in angularJS
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You simply have to use the filter filter (see the documentation) :
<div id="totalPos">{{(tweets | filter:{polarity:'Positive'}).length}}</div>
<div id="totalNeut">{{(tweets | filter:{polarity:'Neutral'}).length}}</div>
<div id="totalNeg">{{(tweets ...
Find a string by searching all tables in SQL Server Management Studio 2008
...way to search for a string in all tables of a database in SQL Server Management Studio 2008?
8 Answers
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What is the difference between decodeURIComponent and decodeURI?
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To explain the difference between these two let me explain the difference between encodeURI and encodeURIComponent.
The main difference is that:
The encodeURI function is intended for use on the full URI.
The encodeURIComponent function is intended to be used on .. well...
uint8_t vs unsigned char
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It documents your intent - you will be storing small numbers, rather than a character.
Also it looks nicer if you're using other typedefs such as uint16_t or int32_t.
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What's the difference between INNER JOIN, LEFT JOIN, RIGHT JOIN and FULL JOIN? [duplicate]
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These pictures don't do it for me. Why is the top right picture not simply SELECT * FROM TableA;? Why is the top left picture not simply SELECT * FROM TableB;? Why is the top middle picture not SELECT * FROM A INTERSECT SELECT * FROM B ? etc
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Merge multiple lines (two blocks) in Vim
I'd like to merge two blocks of lines in Vim, i.e. take lines n..m and append them to lines a..b . If you prefer a pseudocode explanation: [a[i] + b[i] for i in min(len(a), len(b))]
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What is Haskell used for in the real world? [closed]
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What are some common uses for this
language?
Rapid application development.
If you want to know "why Haskell?", then you need to consider advantages of functional programming languages (taken from https://c2.com/cgi/wiki?Advantages...