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What is the meaning of polyfills in HTML5?
...
A polyfill is a browser fallback, made in JavaScript, that allows functionality you expect to work in modern browsers to work in older browsers, e.g., to support canvas (an HTML5 feature) in older browsers.
It's sort of an HTML5 technique, since it ...
Modify request parameter with servlet filter
...t that.
One solution is to use the HttpServletRequestWrapper class, which allows you to wrap one request with another. You can subclass that, and override the getParameter method to return your sanitized value. You can then pass that wrapped request to chain.doFilter instead of the original request...
Getting user input [duplicate]
...n be used like this, with validation functions:
import re
import os.path
api_key = prompt(
message = "Enter the API key to use for uploading",
errormessage= "A valid API key must be provided. This key can be found in your user profile",
isvalid = lambda v : re.search(r"(([...
What is the equivalent of “android:fontFamily=”sans-serif-light" in Java code?
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Android 4.1 (API Level 16) and Support Library 26 and higher
If you are using res -> font folder, you can use like this
val typeface = ResourcesCompat.getFont(Context, R.font.YOUR_FONT)
TextView.setTypeface(typeface)
...
Rails find_or_create_by more than one attribute?
There is a handy dynamic attribute in active-record called find_or_create_by:
5 Answers
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jquery live hover
... Using mouseover and mouseout events here will cause the code to continually fire as the user moves the mouse around inside the element. I think mouseenter and mouseleave are more appropriate since it'll only fire once upon entry.
– johntrepreneur
Jan 25 '13...
Finding all objects that have a given property inside a collection [duplicate]
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// put this in some class
public static <T> Collection<T> findAll(Collection<T> coll, Checker<T> chk) {
LinkedList<T> l = new LinkedList<T>();
for (T obj : coll) {
if (chk.check(obj))
l.add(obj);
}
return l;
}
Of course, li...
How to create enum like type in TypeScript?
...elease) you can use the enum definition like this:
enum TShirtSize {
Small,
Medium,
Large
}
var mySize = TShirtSize.Large;
By default, these enumerations will be assigned 0, 1 and 2 respectively. If you want to explicitly set these numbers, you can do so as part of the enum declaration....
Is “Java Concurrency In Practice” still valid? [closed]
...ature, which is very suitable for divide-and-conquer type of problems. But all the existing stuff inside the book, such as synchronization, volatile, servlet, are still very valid.
share
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improve t...
Play audio from a stream using C#
... on my blog explaining how to play back an MP3 stream using NAudio. Essentially you have one thread downloading MP3 frames, decompressing them and storing them in a BufferedWaveProvider. Another thread then plays back using the BufferedWaveProvider as an input.
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