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Get distance between two points in canvas

...| edited Mar 18 '18 at 19:06 Tony L. 11.9k55 gold badges5858 silver badges5959 bronze badges answered Ja...
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Referring to a file relative to executing script

...some config files from the same place." Any solution isn't going to work 100% of the time: It is important to realize that in the general case, this problem has no solution. Any approach you might have heard of, and any approach that will be detailed below, has flaws and will only work in speci...
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AWK: Access captured group from line pattern

... answered Jun 2 '10 at 12:50 Peter TillemansPeter Tillemans 33k99 gold badges7272 silver badges109109 bronze badges ...
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Trying to understand CMTime and CMTimeMake

1) CMTimeMake(1,10) means duration of 1 second and timescale of 10, or 10 frames per second. This means 1s duration of video with 10 frames? ...
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Deleting lines from one file which are in another file

... answered Jan 24 '11 at 9:06 gabuzogabuzo 6,27833 gold badges2323 silver badges3535 bronze badges ...
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PHP Function Comments

... answered Aug 21 '09 at 4:10 Josh LeitzelJosh Leitzel 13.6k1010 gold badges5555 silver badges7676 bronze badges ...
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What's the fastest way to convert String to Number in JavaScript?

... There are 4 ways to do it as far as I know. Number(x); parseInt(x, 10); parseFloat(x); +x; By this quick test I made, it actually depends on browsers. http://jsperf.com/best-of-string-to-number-conversion/2 Implicit marked the fastest on 3 browsers, but it makes the code hard to read… S...
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JavaScript seconds to time string with format hh:mm:ss

...tring.prototype.toHHMMSS = function () { var sec_num = parseInt(this, 10); // don't forget the second param var hours = Math.floor(sec_num / 3600); var minutes = Math.floor((sec_num - (hours * 3600)) / 60); var seconds = sec_num - (hours * 3600) - (minutes * 60); if (hours &...
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What is a 'semantic predicate' in ANTLR?

... 170 ANTLR 4 For predicates in ANTLR 4, checkout these stackoverflow Q&A's: Syntax of semantic...
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Rotating and spacing axis labels in ggplot2

... Change the last line to q + theme(axis.text.x = element_text(angle = 90, vjust = 0.5, hjust=1)) By default, the axes are aligned at the center of the text, even when rotated. When you rotate +/- 90 degrees, you usually want it to be aligned at the edge instead: The image above is from thi...