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Difference between sh and bash
...en writing shell programs, we often use /bin/sh and /bin/bash . I usually use bash , but I don't know what's the difference between them.
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Looping in a spiral
...trix (N and M are odd). I came up with a solution, but I wanted to see if my fellow SO'ers could come up with a better solution.
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~x + ~y == ~(x + y) is always false?
Does this code always evaluate to false? Both variables are two's complement signed ints.
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How do I represent a hextile/hex grid in memory?
Say I'm building a board game with a hextile grid, like Settlers of Catan :
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绘画动画组件 · App Inventor 2 中文网
...0，则球形精灵将每50毫秒移动10个像素。
中心坐标
(X, Y) 坐标是否是球形精灵的中心，真 表示 (X, Y) 是其中心坐标，假 则表示 (X, Y) 是其左上角坐标。
填充色
球形精灵的颜色。
半径
从球形精灵中心到其边缘的距离。
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How can I restore the MySQL root user’s full privileges?
I accidentally removed some of the privileges from my MySQL root user, including the ability to alter tables. Is there some way I can restore this user to its original state (with all privileges)?
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Knight's Shortest Path on Chessboard
... competition and I have stumbled across a question that I am just completely bewildered at. However, I feel as though it's a concept I should learn now rather than cross my fingers that it never comes up.
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How do I get the value of text input field using JavaScript?
...h with JavaScript. I would use a form, but it messes up something else on my page. I have this input text field:
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How to best display in Terminal a MySQL SELECT returning too many fields?
I'm using PuTTY to run:
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How to do exponential and logarithmic curve fitting in Python? I found only polynomial fitting
... have a set of data and I want to compare which line describes it best (polynomials of different orders, exponential or logarithmic).
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