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.trim() in JavaScript not working in IE
...r. Note that replace(/^\s\s*/, '').replace(/\s\s*$/, '') should be about 3 times faster than replace(/^\s+|\s+$/, '') in Firefox 2, according to one benchmark: blog.stevenlevithan.com/archives/faster-trim-javascript
– Daniel Vassallo
Feb 22 '10 at 0:53
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How to count number of files in each directory?
...older
sort to sort the list of foldernames
uniq -c to return the number of times each foldername has been counted
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Is there still any reason to learn AWK?
...s that would otherwise take a dozen lines to code. I cannot count how many times I have used the form: awk '{print $1, $2}'
– galaxywatcher
Jan 9 '10 at 9:21
2
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Numpy: find first index of value fast
... the array); last value is a needle that's not in the array. Y-axis is the time to find it.
The array had 1 million elements and tests were run 100 times. Results still fluctuate a bit, but the qualitative trend is clear: Python and f2py quit at the first element so they scale differently. Python...
How to make an unaware datetime timezone aware in python
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In general, to make a naive datetime timezone-aware, use the localize method:
import datetime
import pytz
unaware = datetime.datetime(2011, 8, 15, 8, 15, 12, 0)
aware = datetime.datetime(2011, 8, 15, 8, 15, 12, 0, pytz.UTC)
now_aware = pytz.utc.localize(...
A std::map that keep track of the order of insertion?
... = 0;
insertOrder.push_back("baz");
/* Increment things in myTable 100000 times */
// Print the final results.
for (int i = 0; i < insertOrder.size(); ++i)
{
const std::string &s = insertOrder[i];
std::cout << s << ' ' << myTable[s] << '\n';
}
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Storing Image Data for offline web application (client-side storage database)
...l files!
Results
Chrome: Fetch (6.551s), Store (8.247s), Total Elapsed Time: (13.714s)
FireFox: Fetch (0.422s), Store (31.519s), Total Elapsed Time: (32.836s)
IE 10: Fetch (0.668s), Store: (0.896s), Total Elapsed Time: (3.758s)
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When should I use malloc in C and when don't I?
... do that. When you use malloc() the memory is dynamically allocated at run time, so you need not fix array size at compile time also u can make it grow or shrink using realloc() None of these things can be done when you do: char some_memory[] = "Hello"; Here even though you can change the content of...
Advances social tools app with cool UI - Koded Apps - Kodular Community
... const connectStart = performance.timing.connectStart || 0;
const targetTime = connectStart + DELAY_TARGET;
let splashInterval;
let discourseReady;
const swapSplash = () => {
splashWrapper && splashWrapper.style.setProperty("--animation-state", "running");
svgElement && svgElement.s...
What is the difference between concurrency and parallelism?
...ency is when two or more tasks can start, run, and complete in overlapping time periods. It doesn't necessarily mean they'll ever both be running at the same instant. For example, multitasking on a single-core machine.
Parallelism is when tasks literally run at the same time, e.g., on a multicore...