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How do you round to 1 decimal place in Javascript?
...railing zeros
// So, just make sure it is the last step before output,
// and use a number format during calculations!
EDIT: Add round with precision function...
Using this principle, for reference, here is a handy little round function that takes precision...
function round(value, precision) {...
Difference between return and exit in Bash functions
What is the difference between the return and exit statement in Bash functions with respect to exit codes?
10 Answers
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How do I obtain crash-data from my Android application?
How can I get crash data (stack traces at least) from my Android application? At least when working on my own device being retrieved by cable, but ideally from any instance of my application running on the wild so that I can improve it and make it more solid.
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Unix's 'ls' sort by name
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I'm doing some android development on a Pidion device, and ls doesn't automatically sort, so this was very helpful! The only problem is that it looks like it sorts soft links but doesn't sort files, for some reason
– M...
Creating multiline strings in JavaScript
... edited Feb 14 '18 at 16:47
Andy Mercer
5,34444 gold badges3838 silver badges7575 bronze badges
answered Apr 30 '09 at 2:15
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How to Batch Rename Files in a macOS Terminal?
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In your specific case you can use the following bash command (bash is the default shell on macOS):
for f in *.png; do echo mv "$f" "${f/_*_/_}"; done
Note: If there's a chance that your filenames start with -, place -- before them[1]:
mv -- "$f" "${f/_*_/_}"
Note: echo is prep...
SQL - Update multiple records in one query
...e syntax
UPDATE config t1 JOIN config t2
ON t1.config_name = 'name1' AND t2.config_name = 'name2'
SET t1.config_value = 'value',
t2.config_value = 'value2';
Here is SQLFiddle demo
or conditional update
UPDATE config
SET config_value = CASE config_name
WH...
How can I pad a String in Java?
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Apache StringUtils has several methods: leftPad, rightPad, center and repeat.
But please note that — as others have mentioned and demonstrated in this answer — String.format() and the Formatter classes in the JDK are better options. Use them over the commons code.
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How to retrieve an element from a set without removing it?
...pop(), since iteration seems to sort the elements. I would prefer them in random order...
– Daren Thomas
Sep 12 '08 at 20:17
10
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In C/C++ what's the simplest way to reverse the order of bits in a byte?
...e, I'm curious as to what is the "simplest" for a developer to implement. And by reversing I mean:
35 Answers
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