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Omitting the second expression when using the if-else shorthand
...= 0) $('.woot').text('Woot!'); I use that form all the time with PHP, and now that I'm adopting Coffeescript, I use it in my Javascript as well.
– b. e. hollenbeck
Sep 14 '12 at 0:13
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Extract a substring according to a pattern
...001" "E002" "E003"
4a) substring/regex
If the colon were not always in a known position we could modify (4) by searching for it:
substring(string, regexpr(":", string) + 1)
5) strapplyc
strapplyc returns the parenthesized portion:
library(gsubfn)
strapplyc(string, ":(.*)", simplify = TRUE)
## [1] ...
Why does 2 mod 4 = 2?
...nder is 0 or no bananas left when you shared all 6 bananas on 6 people.
Now, for 7 bananas and 6 people in group, you then will have 7 mod 6 = 1, this because you gave 6 people 1 banana each, and 1 banana is the remainder.
For 12 mod 6 or 12 bananas shared on 6 people, each one will have two ba...
Exceptions in .gitignore [duplicate]
...nore, except everything in the /modules/custom folder. This worked for me. Now my custom modules will get synced to GitHub.
/modules/*
!/modules/custom/
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How to select label for=“XYZ” in CSS?
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And now the jQuery docs say you don't need the quotes for single words, so it matches CSS again (in this regard).
– T.J. Crowder
Jun 25 '12 at 17:39
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Augmented Reality SDK with OpenCV [closed]
...fiducial approach is the simplest, but it is not quite up-to-date. I think now one should point to textured markers. Thanks. The example is very interesting as it is well explained, though.
– Jav_Rock
Sep 5 '12 at 16:07
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String strip() for JavaScript? [duplicate]
... String(this).replace(/^\s+|\s+$/g, '');
};
}
The trim function will now be available as a first-class function on your strings. For example:
" dog".trim() === "dog" //true
EDIT: Took J-P's suggestion to combine the regex patterns into one. Also added the global modifier per Christoph's s...
Linking to other Wiki pages on GitHub? [closed]
... As of May 2014, this appears to have been fixed on GitHub. This answer now works on all pages. However, the preview is still broken.
– drhagen
May 9 '14 at 21:20
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Access mysql remote database from command line
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simply put this on terminal at ubuntu:
mysql -u username -h host -p
Now hit enter
terminal will ask you password, enter the password and you are into database server
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Assigning default values to shell variables with a single command in bash
... builtin to eat the expansion of the ${..} BUT leaving VARIABLE set. Until now I was doing this: VARIABLE="${VARIABLE:-DEFAULT_VALUE}" and feeling dorky for using VARIABLE twice.
– dino
Oct 6 '15 at 18:06
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