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Pandas timeseries plot setting x-axis major and minor ticks and labels

I want to be able to set the major and minor xticks and their labels for a time series graph plotted from a Pandas time series object. ...
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Why is pow(a, d, n) so much faster than a**d % n?

I was trying to implement a Miller-Rabin primality test , and was puzzled why it was taking so long (> 20 seconds) for midsize numbers (~7 digits). I eventually found the following line of code to be the source of the problem: ...
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What is the best way to ensure only one instance of a Bash script is running? [duplicate]

... a lockfile approach. If you acquire the lock, proceed else show a message and exit. As an example: [Terminal #1] $ lockfile -r 0 /tmp/the.lock [Terminal #1] $ [Terminal #2] $ lockfile -r 0 /tmp/the.lock [Terminal #2] lockfile: Sorry, giving up on "/tmp/the.lock" [Terminal #1] $ rm -f /tmp/the....
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What is a message pump?

...ng Office in an interactive session on a desktop, with a monitor, keyboard and mouse and, most importantly, a message pump." I'm not sure what that is. (I've been programming in C# for only about a year; my other programming experience has primarily been with ColdFusion.) ...
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Can you control how an SVG's stroke-width is drawn?

...owser-based SVG application. Within this app, various shapes can be styled and positioned by the user, including rectangles. ...
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CSS3 box-sizing: margin-box; Why not?

...is highly browser-dependant. Probably around 2020 the ie15 will support it and you will be allowed to use that in your work, too :-( – peterh - Reinstate Monica Nov 25 '13 at 10:32 ...
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moving changed files to another branch for check-in

This often happens to me: I write some code, go to check in my changes, and then realize I'm not in the proper branch to check in those changes. However I can't switch to another branch without my changes reverting. Is there a way to move changes to another branch to be checked in there? ...
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Tablet or Phone - Android

...user is using a tablet or a phone? I've got problems with my tilt function and my new tablet (Transformer) 30 Answers ...
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Make a div fill the height of the remaining screen space

...ers briefly mentioning flexbox; however, that was more than two years ago, and they don't provide any examples. The specification for flexbox has definitely settled now. Note: Though CSS Flexible Boxes Layout specification is at the Candidate Recommendation stage, not all browsers have implement...
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CURL to access a page that requires a login from a different page

I have 2 pages: xyz.com/a and xyz.com/b . I can only access xyz.com/b if and only if I login to xyz.com/a first. If accessing xyz.com/b without going through the other, I simply get access denied (no redirect to login) via the browser. Once I login at xyz.com/a , I can access the other. ...