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Split large string in n-size chunks in JavaScript
... As this answer is now nearly 3 years old, I wanted to try the performance test made by @Vivin again. So FYI, splitting 100k characters two by two using the given regex is instantaneous on Chrome v33.
– aymericbeaumet
Mar 13 '14 at 14:56
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Are delphi variables initialized with a value by default?
I'm new to Delphi, and I've been running some tests to see what object variables and stack variables are initialized to by default:
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ORDER BY the IN value list
...
In Postgres 9.4 or later, this is probably simplest and fastest:
SELECT c.*
FROM comments c
JOIN unnest('{1,3,2,4}'::int[]) WITH ORDINALITY t(id, ord) USING (id)
ORDER BY t.ord;
Using the new WITH ORDINALITY, that @a_horse already mentioned.
We don't need a subquery, we can ...
Can the Unix list command 'ls' output numerical chmod permissions?
...f ( k )
{
printf( "%0o%0o ", s, k )
}
print
}'
For test:
touch blah
chmod 7444 blah
will result in:
7444 -r-Sr-Sr-T 1 cheko cheko 0 2009-12-05 01:03 blah
and
touch blah
chmod 7555 blah
will give:
7555 -r-sr-sr-t 1 cheko cheko 0 2009-12-05 01:03 blah
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How to get git diff with full context?
...
I know this is old, but I also dislike hard-coded solutions, so I tested this:
git diff -U$(wc -l MYFILE)
Using -U seems to be the only way to approach the issue, but using a line count promises that it will work for even a small change in a very large file.
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How to generate unique ID with node.js
... a uniqueId
})
I haven't coded any node/js in around 2 years and haven't tested this, but the basic idea should hold – don't use a busy loop, and use callbacks. You might want to have a look at the node async package.
s...
Localization and internationalization, what's the difference?
...hem separately: Internationalization QA and localization QA have different test cases, Internationalization is a one-time cost (more or less), and so the more languages you localize to, the higher your ROI. i18n is generally more costly than l10n to any one locale.
– Mike Sickl...
How can I remove an element from a list?
... Regarding single vs multiple items: you could use %in% for testing against multiple items. I’m not sure what you mean by “cannot remove x$b” – do you mean removing the whole column b?
– Florian Jenn
Aug 17 '18 at 9:27
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LaTeX package for syntax highlighting of code in various languages
... Does this do colors by default? I'm not seeing colored output in my test usage, and I'm not sure if that's an error on my part, or simply not a feature.
– Benson
Apr 11 '09 at 0:24
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Create a dictionary with list comprehension
...}
>>> mydict
{'blah0': 'blah', 'blah2': 'blah'}
Here we are just testing for if the last character is divisible by 2 to filter out data before mapping the keys and values.
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