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Check if a string contains a string in C++
...::find as follows:
if (s1.find(s2) != std::string::npos) {
std::cout << "found!" << '\n';
}
Note: "found!" will be printed if s2 is a substring of s1, both s1 and s2 are of type std::string.
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Can a div have multiple classes (Twitter Bootstrap) [duplicate]
...s as you want (this is both regarding to bootstrap and HTML in general):
<div class="active dropdown-toggle"></div>
Just separate the classes by space.
Also: Keep in mind some bootstrap classes are supposed to be used for the same stuff but in different cases (for example alignment c...
Creating virtual directories in IIS express
...tion is managed by applicationhost.config.
You can find it in
Users\<username>\Documents\IISExpress\config folder.
Inside you can find the sites section that hold a section for each IIS Express configured site.
Add (or modify) a site section like this:
<site name="WebSiteWithVirtu...
Install specific git commit with pip
...a on how to tell pip IT IS a commit? This is getting outputed on my deploy script and I don't want to suppress all stderr.
– Leonardo Arroyo
Sep 6 '16 at 21:42
...
jquery .html() vs .append()
...oss-browser checks and various other optimisations. E.g. if you pass just <div></div> to jQuery(), jQuery will take a shortcut and simply do document.createElement('div').
EDIT: To see the sheer quantity of checks that jQuery performs, have a look here, here and here.
innerHTML is ge...
What's the difference between CSS classes .foo.bar (without space) and .foo .bar (with space) [dupli
...ith the class .symbol that is inside an element with the class .element.
<div class="element">
<div class="symbol" />
</div>
In this example your first CSS entry would affect the <div> tag in the middle.
Your second example means that the first class requires two clas...
Collection versus List what should you use on your interfaces?
...
To answer the "why" part of the question as to why not List<T>, The reasons are future-proofing and API simplicity.
Future-proofing
List<T> is not designed to be easily extensible by subclassing it; it is designed to be fast for internal implementations. You'll notice th...
Positioning element at center of screen
I want to position a <div> (or a <table> ) element at the center of the screen irrespective of screen size. In other words, the space left on 'top' and 'bottom' should be equal and space left on 'right' and 'left' sides should be equal. I would like to accomplish this with only CSS.
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HTML text input field with currency symbol
... border: 1px inset #ccc;
}
.currencyinput input {
border: 0;
}
<span class="currencyinput">$<input type="text" name="currency"></span>
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Why do std::shared_ptr work
...(which can be given as argument to the constructor but if not present defaults to calling delete). When the shared_ptr is destroyed, it calls that stored function and that will call the deleter.
A simple sketch of the type erasure that is going on simplified with std::function, and avoiding all ref...