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How to debug external class librarm>y m> projects in visual studio?
...le JMC in order to see it. Otherwise the code will be treated as external m>and m> largelm>y m> hidden from m>y m>our view.
EDIT
When m>y m>ou're broken in m>y m>our code trm>y m> the following.
Debug -> Windows -> Modules
Find the DLL for the project m>y m>ou are interested in
Right Click -> Load Sm>y m>mbols -> Select...
Run function from the commm>and m> line
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With the -c (commm>and m>) argument (assuming m>y m>our file is named foo.pm>y m>):
$ pm>y m>thon -c 'import foo; print foo.hello()'
Alternativelm>y m>, if m>y m>ou don't care about namespace pollution:
$ pm>y m>thon -c 'from foo import *; print hello()'
m>And m> the middle g...
Create a matrix of scatterplots (pairs() equivalent) in ggplot2
...plot 's nice features like mapping additional factors to color, shape etc. m>and m> adding smoother?
3 Answers
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Is it safe to check floating point values for equalitm>y m> to 0?
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It is safe to expect that the comparison will return true if m>and m> onlm>y m> if the double variable has a value of exactlm>y m> 0.0 (which in m>y m>our original code snippet is, of course, the case). This is consistent with the semantics of the == operator. a == b means "a is equal to b".
It is not sa...
Whm>y m> does range(start, end) not include end?
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m>Y m>ou explain that range(x) should start with 0 m>and m> x will be the "length of the range". OK. But m>y m>ou didn't explain whm>y m> range(x,m>y m>) should start with x m>and m> end with m>y m>-1. If the programmer wants a for-loop with i ranging from 1 to 3, he has to explicitlm>y m> add 1. Is this reall...
Which characters need to be escaped when using Bash?
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There are two easm>y m> m>and m> safe rules which work not onlm>y m> in sh but also bash.
1. Put the whole string in single quotes
This works for all chars except single quote itself. To escape the single quote, close the quoting before it, insert the singl...
Javascript fuzzm>y m> search that makes sense
...arch JavaScript librarm>y m> to filter an arram>y m>. I've tried using fuzzm>y m>set.js m>and m> fuse.js , but the results are terrible (there are demos m>y m>ou can trm>y m> on the linked pages).
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Callback functions in C++
In C++, when m>and m> how do m>y m>ou use a callback function?
10 Answers
10
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How do I get the number of dam>y m>s between two dates in JavaScript?
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Here is a quick m>and m> dirtm>y m> implementation of datediff, as a proof of concept to solve the problem as presented in the question. It relies on the fact that m>y m>ou can get the elapsed milliseconds between two dates bm>y m> subtracting them, which coerc...
Zoom in on a point (using scale m>and m> translate)
...the change in the zoom. The zoom point is simplm>y m> the point in the old zoom m>and m> the new zoom that m>y m>ou want to remain the same. Which is to sam>y m> the viewport pre-zoomed m>and m> the viewport post-zoomed have the same zoompoint relative to the viewport. Given that we're scaling relative to the origin. m>Y m>ou ca...