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Is there a format code shortcut for Visual Studio?
...y to be using the C# keyboard mapping scheme, which will use these hotkeys by default:
Ctrl+E, Ctrl+D to format the entire document.
Ctrl+E, Ctrl+F to format the selection.
You can change these in menu Tools → Options → Environment → Keyboard (either by selecting a different "keyboard mapping ...
How to print matched regex pattern using awk?
...e
ask awk to search for pattern using //, then print out the line, which by default is called a record, denoted by $0. At least read up the documentation.
If you only want to get print out the matched word.
awk '{for(i=1;i<=NF;i++){ if($i=="yyy"){print $i} } }' file
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Windows batch file file download from a URL
...hSignell: the 2.0 command also works in 3.0. For the 2.0 command I noticed by the way, that for a non-absolute target path the file will be saved relative to the home folder of the user.
– sevenforce
Nov 18 '15 at 18:59
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Compare two Byte Arrays? (Java)
I have a byte array with a ~known binary sequence in it. I need to confirm that the binary sequence is what it's supposed to be. I have tried .equals in addition to == , but neither worked.
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What is the advantage of using forwarding references in range-based for loops?
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I virtually always use auto&&. Why get bitten by an edge case when you don't have to? It's shorter to type too, and I simply find it more... transparent. When you use auto&& x, then you know that x is exactly *it, every time.
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Node.js - Find home directory in platform agnostic way
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os.homedir() was added by this PR and is part of the public 4.0.0 release of nodejs.
Example usage:
const os = require('os');
console.log(os.homedir());
share
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Javascript: get package.json data in gulpfile.js
...sing "npm run build" or something
(This only works for gulp run triggers by NPM)
process.env.npm_package_Object
this should be seprated by underscore for deeper objects.
if you want to read some specific config in package.json like you want to read config object you have created in package.js...
Git Ignores and Maven targets
...re all the instances of a particular directory in a file structure managed by git.
5 Answers
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Ball to Ball Collision - Detection and Handling
...n) will stay the same for both balls. You can get the collision components by creating a unit vector pointing in the direction from one ball to the other, then taking the dot product with the velocity vectors of the balls. You can then plug these components into a 1D perfectly elastic collision equa...
How to write string literals in python without having to escape them?
... Understood. And if a 'split()' is used on this string, will it split by lines by default?
– MadPhysicist
Apr 28 '17 at 19:37
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