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How to concatenate twice with the C preprocessor and expand a macro as in “arg ## _ ## MACRO”?
...eter in the replacement list, unless preceded
by a # or ## preprocessing token or followed by a ## preprocessing token (see below), is
replaced by the corresponding argument after all macros contained therein have been
expanded. Before being substituted, each argument’s preprocessing tokens ...
Uncaught SyntaxError: Unexpected token :
... in Firefox but in Chrome I am getting a Uncaught SyntaxError: Unexpected token : error, I cannot determine why. Commenting out code to determine where the bad code is yields nothing, I am thinking it may be a problem with the JSON being returned. Checking in the console I see the JSON returned is...
How to remove all callbacks from a Handler?
....
Remove any pending posts of callbacks and sent messages whose obj is token. If token is null, all callbacks and messages will be removed.
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How do I provide a username and password when running “git clone git@remote.git”?
...etassen's answer, @plosco mentioned that you can use git clone https://<token>@github.com/username/repository.git to clone from GitHub at the very least. I thought I would expand on how to do that, in case anyone comes across this answer like I did while trying to automate some cloning.
GitHub...
What does “fragment” mean in ANTLR?
...re readable and easier to maintain.
A fragment will never be counted as a token, it only serves to simplify a grammar.
Consider:
NUMBER: DIGITS | OCTAL_DIGITS | HEX_DIGITS;
fragment DIGITS: '1'..'9' '0'..'9'*;
fragment OCTAL_DIGITS: '0' '0'..'7'+;
fragment HEX_DIGITS: '0x' ('0'..'9' | 'a'..'f' | ...
Scanner vs. StringTokenizer vs. String.Split
...canner class and now I'm wondering how it compares/competes with the StringTokenizer and String.Split. I know that the StringTokenizer and String.Split only work on Strings, so why would I want to use the Scanner for a String? Is Scanner just intended to be one-stop-shopping for spliting?
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Socket.IO Authentication
...ession from the storage (eg. passport.socketio ) you might also consider a token based approach.
In this example I use JSON Web Tokens which are pretty standard. You have to give to the client page the token, in this example imagine an authentication endpoint that returns JWT:
var jwt = require('j...
How do I split a string with multiple separators in javascript?
...keeping all of the separators as separate items, so that a string could be tokenized using a list of separators.
– Anderson Green
Jan 9 '14 at 18:42
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Google Authenticator implementation in Python
...ck/onetimepass).
import hmac, base64, struct, hashlib, time
def get_hotp_token(secret, intervals_no):
key = base64.b32decode(secret, True)
msg = struct.pack(">Q", intervals_no)
h = hmac.new(key, msg, hashlib.sha1).digest()
o = ord(h[19]) & 15
h = (struct.unpack(">I", ...
How to set the authorization header using curl
...send authentication for OAuth 2:
curl -H "Authorization: OAuth <ACCESS_TOKEN>" http://www.example.com
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