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Difference between IsNullOrEmpty and IsNullOrWhiteSpace in C# [duplicate]
...ing.IsNullOrWhiteSpace("\n"); //true
string.IsNullOrEmpty("\n"); //false
https://dotnetfiddle.net/4hkpKM
also see this answer about: whitespace characters
Long answer:
There are also a few other white space characters, you probably never used before
https://docs.microsoft.com/en-us/dotnet/ap...
ImportError: No module named MySQLdb
...rring the following tutorial to make a login page for my web application.
http://code.tutsplus.com/tutorials/intro-to-flask-signing-in-and-out--net-29982
...
Why can't variables be declared in a switch statement?
...nt x=10;
printf(" x is %d",x);
break;
This will not compile, see http://codepad.org/YiyLQTYw. GCC is giving an error:
label can only be a part of statement and declaration is not a statement
Even
case 1: int x;
x=10;
printf(" x is %d",x);
break;
this is al...
Why doesn't logcat show anything in my Android?
...
Maybe you have Mylyn installed?
http://code.google.com/p/android/issues/detail?id=1808
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On EC2: sudo node command not found, but node without sudo is ok
...ere's an approach that doesn't use symlinks, or require root:
$ git clone https://github.com/joyent/node.git
$ cd node
$ mkdir ~/opt
$ export PREFIX=~/opt; ./configure
$ make
$ make install
$ echo 'export PATH=~/opt/bin:${PATH}' >> ~/.bashrc
Then I did:
$ git clone https://github.com/isaac...
When is memoization automatic in GHC Haskell?
... a CAF, and so is computed for each evaluation.
See the GHC wiki on CAFs: http://www.haskell.org/haskellwiki/Constant_applicative_form
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How do I import other TypeScript files?
... } from "./ZipCodeValidator";
let myValidator = new ZipCodeValidator();
https://www.typescriptlang.org/docs/handbook/modules.html
Old answer: From TypeScript version 1.5 you can use tsconfig.json: http://www.typescriptlang.org/docs/handbook/tsconfig-json.html
It completely eliminates the need o...
Get the current script file name
...
See http://php.net/manual/en/function.pathinfo.php
pathinfo(__FILE__, PATHINFO_FILENAME);
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Check whether a string contains a substring
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Setting Environment Variables for Node to retrieve
...
I highly recommend looking into the dotenv package.
https://github.com/motdotla/dotenv
It's kind of similar to the library suggested within the answer from @Benxamin, but it's a lot cleaner and doesn't require any bash scripts. Also worth noting that the code base is popular ...