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Make .git directory web inaccessible
...uding how its done when & by whom, is small but still key to the data (esp for its security, including analysis when & before not properly done) BUT in .git/ it is NOT really part of the data proper (including versioned&shared&well-preserved) so also NOT restored ...analogous to one ...
How to compare two floating point numbers in Bash?
...xpression between double parenthesis (( )) will translate these values to respectively true or false.
Please, ensure that the bc basic calculator package is installed.
This equally works for floats in scientific format, provided a capital letter E is employed, e.g. num1=3.44E6
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Maximum number of threads per process in Linux?
...h it. 2. You have to specify a thread's stack when creating it, this is irrespective of ulimit -s. It is very well possible (not sensible, but possible) to create as many threads as there are possible thread IDs. Under 64 bit Linux, it is even easily "possible" to create more threads than there are ...
How to make PDF file downloadable in HTML link?
...ints the data to the user's browser, then they can choose to save the PDF despite their browser settings. The pdf_server.php should look like this:
header("Content-Type: application/octet-stream");
$file = $_GET["file"] .".pdf";
header("Content-Disposition: attachment; filename=" . urlencode($fil...
Does have to be in the of an HTML document?
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The linked article has vanished into the link rot æther, so here's the latest available archived version: web.archive.org/web/20150525042412/http://bluerobot.com/web/css/…
– Zachary Murray
Jan 26 '16 at 22:02
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Advantage of switch over if-else statement
...l probably outperform a compiler-generated jump table implementing switch, esp. in the not-special case where this will be a single not-taken branch.
– Peter Cordes
Sep 1 '15 at 22:45
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How to repeat last command in python interpreter shell?
...r windows 10, python 3.6.1 as well. Thanks a lot, this is clean and clear, esp. useful for new learners.
– jyao
Apr 22 '17 at 21:03
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Is there any connection string parser in C#?
...in these cases) change the Where to
.Where(kvp => !string.IsNullOrWhitespace(kvp))
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How to enable C++11/C++0x support in Eclipse CDT?
...ke the accepted answer more complete.
– Inusable Lumière
Nov 27 '13 at 15:45
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Easy interview question got harder: given numbers 1..100, find the missing number(s) given exactly k
...omial (x-a1)...(x-ak) the coefficients will be exactly c1, ..., ck - see Viète's formulas. Since every polynomial factors uniquely (ring of polynomials is an Euclidean domain), this means ai are uniquely determined, up to permutation.
This ends a proof that remembering powers is enough to recover ...