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What is the Difference Between Mercurial and Git?
... community wiki
3 revs, 2 users 96%Aristotle Pagaltzis
78
...
Using GCC to produce readable assembly?
...lt;puts@plt>
80483e1: b8 00 00 00 00 mov $0x0,%eax
80483e6: 83 c4 04 add $0x4,%esp
80483e9: 59 pop %ecx
80483ea: 5d pop %ebp
80483eb: 8d 61 fc lea -0x4(%ecx),%esp
80483ee: c3 ...
How to delete a row by reference in data.table?
... is all i care about here. something like this:
DT = data.table(col1 = 1:1e6)
cols = paste0('col', 2:100)
for (col in cols){ DT[, (col) := 1:1e6] }
keep.idxs = sample(1e6, 9e5, FALSE) # keep 90% of entries
DT.subset = data.table(col1 = DT[['col1']][keep.idxs]) # this is the subsetted table
for (col...
How to get the current time in milliseconds from C in Linux?
...LTIME, &spec);
s = spec.tv_sec;
ms = round(spec.tv_nsec / 1.0e6); // Convert nanoseconds to milliseconds
if (ms > 999) {
s++;
ms = 0;
}
printf("Current time: %"PRIdMAX".%03ld seconds since the Epoch\n",
(intmax_t)s, ms);
}
If your goal is to...
Moving average or running mean
...n with only 100,000 points
np.random.seed(42)
x = np.random.randn(100000)+1e6
y1 = running_mean_convolve(x, 10)
y2 = running_mean_cumsum(x, 10)
assert np.allclose(y1, y2, rtol=1e-12, atol=0)
the more points you accumulate over the greater the floating point error (so 1e5 points is noticable, 1e6 ...
How do I style a dropdown with only CSS?
...appearance: none;
background: url(https://stackoverflow.com/favicon.ico) 96% / 15% no-repeat #EEE;
}
/* CAUTION: Internet Explorer hackery ahead */
select::-ms-expand {
display: none; /* Remove default arrow in Internet Explorer 10 and 11 */
}
/* Target Internet Explorer 9 to undo the cus...
How should you build your database from source control?
... community wiki
2 revs, 2 users 96%van
...
Difference between parameter and argument [duplicate]
... community wiki
5 revs, 2 users 96%danlei
5
...
What ReSharper 4+ live templates for C# do you use? [closed]
... community wiki
2 revs, 2 users 96%Vaccano
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JavaScript + Unicode regexes
...0-\u05EA\u05F0-\u05F2\u0620-\u064A\u066E\u066F\u0671-\u06D3\u06D5\u06E5\u06E6\u06EE\u06EF\u06FA-\u06FC\u06FF\u0710\u0712-\u072F\u074D-\u07A5\u07B1\u07CA-\u07EA\u07F4\u07F5\u07FA\u0800-\u0815\u081A\u0824\u0828\u0840-\u0858\u08A0-\u08B4\u0904-\u0939\u093D\u0950\u0958-\u0961\u0971-\u0980\u0985-\u098C\u...