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C# How can I check if a URL exists/is valid?
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FWIW - Not sure if that really solves the problem (other than perhaps different behavior client side) since you are simply changing the HTTP method. The response from the server will depend heavily on how the logic is coded and may not work well for a...
Bootstrap Carousel image doesn't align properly
...sive center-block" src="img/....jpg" alt="First slide">
This automatically does image resizing, and centers the picture.
Edit:
With bootstrap 4, just add the img-fluid class
<img class="img-fluid" src="img/....jpg">
...
Can I add color to bootstrap icons only using CSS?
...they look great at any size, and you can change the colors of them.
Basically the icons are fonts and you can change the color of them just with the CSS color property. Integration instructions are at the bottom of the page in the provided link.
Edit: Bootstrap 3.0.0 icons are now fonts!
As s...
Error 330 (net::ERR_CONTENT_DECODING_FAILED):
...rked for me too. (quercus-4.0.39 + glassfish4 + create web-inf/php.ini manually.
– Malcolm Boekhoff
Mar 22 '16 at 6:20
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is there a Java equivalent to null coalescing operator (??) in C#? [duplicate]
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Guava has a method that does something similar called MoreObjects.firstNonNull(T,T).
Integer x = ...
int y = MoreObjects.firstNonNull(x, -1);
This is more helpful when you have something like
int y = firstNonNull(calculateNullableValue(), -1);
since it saves you from...
What is the proper way to use the node.js postgresql module?
...ottleknecked based on how fast postgres
can respond to queries. It literally will line everything up, queuing
each query. Yeah, it's async and so that's alright...but wouldn't you
rather multiply your throughput by 10x? Use pg.connect set the
pg.defaults.poolSize to something sane (we do...
How can I decompress a gzip stream with zlib?
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To decompress a gzip format file with zlib, call inflateInit2 with the windowBits parameter as 16+MAX_WBITS, like this:
inflateInit2(&stream, 16+MAX_WBITS);
If you don't do this, zlib will complain about a bad stream format. By default, zlib creates streams with ...
How do you allow spaces to be entered using scanf?
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People (and especially beginners) should never use scanf("%s") or gets() or any other functions that do not have buffer overflow protection, unless you know for certain that the input will always be of a specific format (and perhaps not even t...
Is it correct to use alt tag for an anchor link?
...level-semantics.html#the-a-element
check "Content attributes", which lists all allowed attributes for the a element:
Global attributes
href
target
download
rel
hreflang
type
check the linked "Global attributes": https://www.w3.org/TR/html5/dom.html#global-attributes
As you...
Position Relative vs Absolute?
... regardless of what content passes through, under or over the element (visually).
The four positioning properties are:
top
right
bottom
left
To use them, you need to think of them as offset properties. In other words, an element positioned right: 2px is not moved right 2px. It's right side is o...