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Why is argc not a constant?
...lt;< std::endl;
I've written such programs in C, and I know I'm not alone. I copied the example from somewhere.
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Transposing a 2D-array in JavaScript
... If you use it twice on the same array, it comes back to the first one intead of rotating 90' again
– Olivier Pons
Mar 3 '17 at 13:51
4
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How to make a vertical line in HTML
...ed not taboo but separating them is handy as then you can easily adjust in one place if needed. Also putting it in a separate CSS file is better for performance as it can be cached by the browser and you end up transmitting less bytes over the wire each time you request the rendered HTML.
...
Composer install error - requires ext_curl when it's actually enabled
...ake a look in Xamp documentation
sudo apt-get install php5-curl
For anyone who uses php7.0
sudo apt-get install php7.0-curl
For those who uses php7.1
sudo apt-get install php7.1-curl
For those who use php7.2
sudo apt-get install php7.2-curl
For those who use php7.3
sudo apt-get install...
How to use transactions with dapper.net?
...eves: Well, we're probably using different Dapper frameworks, because this one has: github.com/StackExchange/dapper-dot-net
– andrecarlucci
Nov 28 '14 at 18:28
26
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How to change the style of the title attribute inside an anchor tag?
...do it:
a.tip {
border-bottom: 1px dashed;
text-decoration: none
}
a.tip:hover {
cursor: help;
position: relative
}
a.tip span {
display: none
}
a.tip:hover span {
border: #c0c0c0 1px dotted;
padding: 5px 20px 5px 5px;
display: block;
z-index: 1...
How to split a string in shell and get the last field
...
And how does one keep the part before the last separator? Apparently by using ${foo%:*}. # - from beginning; % - from end. #, % - shortest match; ##, %% - longest match.
– Mihai Danila
Jul 9 '14 at 1...
belongs_to through associations
...unique index to the table (especially because validates_uniqueness_of is prone to race conditions).
If you're paranoid, add a custom validation to Choice that confirms that the answer's question_id matches, but it sounds like the end user should never be given the opportunity to submit data that wo...
How to properly create an SVN tag from trunk?
...
I marked this as answer. Just one extra note. You can get an previous revision of the trunk and "tag" it as well. the command: svn copy -r 123 "svn.example.com/project/trunk" "svn.example.com/project/tags/1.0" -m "Tagging, but using older re...
What is compiler, linker, loader?
...n:
Here the optimization is CPU dependent. Suppose if there are more than one
jumps in the code then they are converted to one as:
-----
jmp:<addr1>
<addr1> jmp:<addr2>
-----
-----
The control jumps to the directly.
Then the last ph...