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How to use icons and symbols from “Font Awesome” on Native Android Application
... on my application, I was able to integrate the font using Typeface.createFromAsset() , but I also want to use the icons provided by this font, but so far I haven't been able to do that.
...
“for” vs “each” in Ruby
...t; x
NameError: undefined local variable or method `x' for main:Object
from (irb):2
from :0
for:
irb> for x in [1,2,3]; end
=> [1, 2, 3]
irb> x
=> 3
With the for loop, the iterator variable still lives after the block is done. With the each loop, it doesn't, unless it wa...
How to check if a URL is valid
...URI rgexps. You can access any of URI::DEFAULT_PARSER.regexp.keys directly from URI::#{key}.
For example, the :ABS_URI regexp can be accessed from URI::ABS_URI.
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...
Indentation in Go: tabs or spaces?
...y
gofmt -w .
You can read more about it here on the golang.org blog, or from the Effective go document:
Indentation
We use tabs for indentation and gofmt emits them by default. Use spaces only if you must.
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...
Text overflow ellipsis on two lines
...of me, that it
requires a strong moral principle to prevent me from deliberately stepping
into the street, and methodically knocking people's hats off – then, I account
it high time to get to sea as soon as I can.
</p>
</div>
</div>...
What is the email subject length limit?
... ...This would be the case with any other header field too (eg "From"). PS if you're wondering why 78 instead of 80, or why 998 instead of 1000, it's because the email standard specifies CRLF (\r\n) as separator, which is two bytes, making it 1000 bytes per line of which 998 is the heade...
Expanding tuples into arguments
...re out of syntax sugar:
apply_tuple = lambda f, t: f(*t)
Example usage:
from toolz import *
from operator import add, eq
apply_tuple = curry(apply_tuple)
thread_last(
[(1,2), (3,4)],
(map, apply_tuple(add)),
list,
(eq, [3, 7])
)
# Prints 'True'
curry redefiniton of apply_tupl...
Clear the cache in JavaScript
...ed items and retrieve new copies of the page, css, images, JavaScript, etc from the server. This doesn't clear the whole cache, but has the effect of clearing the cache for the page you are on.
However, your best strategy is to version the path or filename as mentioned in various other answers. I...
Does Java have something like C#'s ref and out keywords?
...
From CLR perspective, you're passing a managed reference (T&) by value, yes. But C# has its own terminology, and it specifically doesn't include such things as values of type ref T - from C# perspective, ref is strictly a...
typedef fixed length array
...
From R..'s answer:
However, this is probably a very bad idea, because the resulting type
is an array type, but users of it won't see that it's an array type.
If used as a function argument, it will be passed by refere...