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How can I easily fixup a past commit?

...r in my original question. The script assumes that you staged some changes and then applies those changes to the given commit. NOTE: This script is Windows-specific; it looks for git.exe and sets the GIT_EDITOR environment variable using set. Adjust this as needed for other operating systems. Usin...
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Git pre-push hooks

I would like to run a unit-tests before every git push and if tests fails, cancel the push, but I can't even find pre-push hook, there is pre-commit and pre-rebase only. ...
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OAuth: how to test with local URLs?

...ake sure that www.publicdomain.com points to 127.0.0.1 in your hosts file, AND that twitter can do a successful DNS lookup on www.publicdomain.com, i.e the domain needs to exist and the specific callback should probably return a 200 status message if requested. EDIT: I just read the following articl...
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What's the algorithm to calculate aspect ratio?

...8:1. If so, what you need to do is find the greatest common divisor (GCD) and divide both values by that. The GCD is the highest number that evenly divides both numbers. So the GCD for 6 and 10 is 2, the GCD for 44 and 99 is 11. For example, a 1024x768 monitor has a GCD of 256. When you divide bot...
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The application may be doing too much work on its main thread

I am new to Android SDK/API environment. It's the first I am trying to draw a plot/chart. I tried running different kinds of sample codes the emulator using 3 different free libraries, nothing is showing in the layout screen. The logcat is repeating the following message: ...
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Concept behind these four lines of tricky C code

...- -------- -------- + shows the position of the sign; ^ of the exponent, and - of the mantissa (i.e. the value without the exponent). Since the representation uses binary exponent and mantissa, doubling the number increments the exponent by one. Your program does it precisely 771 times, so the ex...
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Rounding up to next power of 2

... This thread is still well referenced but this answer (and most others) are highly outdated. CPUs have an instruction to help this (actually already at that time?). From : jameshfisher.com/2018/03/30/round-up-power-2.html uint64_t next_pow2(uint64_t x) { return x == 1 ? 1 : 1&lt...
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How do you know when to use fold-left and when to use fold-right?

I'm aware that fold-left produces left-leaning trees and fold-right produces right-leaning trees, but when I reach for a fold, I sometimes find myself getting bogged down in headache-inducing thought trying to determine which kind of fold is appropriate. I usually end up unwinding the entire proble...
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'and' (boolean) vs '&' (bitwise) - Why difference in behavior with lists vs numpy arrays?

What explains the difference in behavior of boolean and bitwise operations on lists vs NumPy arrays? 8 Answers ...
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How to make blinking/flashing text with CSS 3

... You are first setting opacity: 1; and then you are ending it on 0, so it starts from 0% and ends on 100%, so instead just set opacity to 0 at 50% and the rest will take care of itself. Demo .blink_me { animation: blinker 1s linear infinite; } @ke...