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Is it correct to use alt tag for an anchor link?
...orted to you.
Note that the above is for HTML5, which is W3C’s HTML standard from 2014. In 2016, HTML 5.1 became the next HTML standard. Finding the allowed attributes works in the same way. You’ll see that the a element can have another attribute in HTML 5.1: rev.
You can find all HTML spec...
What does placing a @ in front of a C# variable name do? [duplicate]
I've been working with some C# legacy code and I've been seeing a lot of @ symbols in front of variable names. What does this signify or do?
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in_array multiple values
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Intersect the targets with the haystack and make sure the intersection is precisely equal to the targets:
$haystack = array(...);
$target = array('foo', 'bar');
if(count(array_intersect($haystack, $target)) == count($target)){
// all of $target is in $haysta...
Get the short Git version hash
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Try this:
git rev-parse --short HEAD
The command git rev-parse can do a remarkable number of different things, so you'd need to go through the documentation very carefully to spot that though.
s...
How to check if smtp is working from commandline (Linux) [closed]
...umber}
So telnet to your smtp server like
telnet smtp.mydomain.com 25
And copy and paste the below
helo client.mydomain.com
mail from:<sender@mydomain.com>
rcpt to:<to_email@mydomain.com>
data
From: test@mydomain.com
Subject: test mail from command line
this is test number 1
sent ...
Check for internet connection availability in Swift
...I wanted a more pure Swift solution. The existing Apple Reachability class and other third party libraries seemed to be too complicated for me to translate to Swift. I Googled some more and I came across this article which shows a simple method to check for network availability. I set out to transla...
How can I discover the “path” of an embedded resource?
...tility
{
/// <summary>
/// Takes the full name of a resource and loads it in to a stream.
/// </summary>
/// <param name="resourceName">Assuming an embedded resource is a file
/// called info.png and is located in a folder called Resources, it
/// will be co...
Efficient way to rotate a list in python
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A collections.deque is optimized for pulling and pushing on both ends. They even have a dedicated rotate() method.
from collections import deque
items = deque([1, 2])
items.append(3) # deque == [1, 2, 3]
items.rotate(1) # The deque is now: [3, 1, 2]
item...
How to deal with “data of class uneval” error from ggplot2?
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No its not! and yes you will! Glad I could steer you in the right direction and now its here for posterity.
– Justin
May 10 '13 at 16:39
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How to exclude this / current / dot folder from find “type d”
... because of the !.
To exclude other directories, this will golf less well and requires a variable for DRYness:
D="long_name"
find "$D" ! -path "$D" -type d
My decision tree between ! and -mindepth:
script? Use ! for portability.
interactive session on GNU?
exclude .? Throw a coin.
exclude lo...