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JavaScript: What are .extend and .prototype used for?
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Javascript's inheritance is prototype based, so you extend the prototypes of objects such as Date, Math, and even your own custom ones.
Date.prototype.lol = function() {
alert('hi');
};
( new Date ).lol() // alert message
In the snippet above, I define a met...
Change Name of Import in Java, or import two classes with the same name
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It's quite annoying to see that (at least) 3 JVM-based languages (Groovy, Scala & Kotlin) have this feature but Java itself still doesn't ...
– Matthias
Feb 7 '18 at 14:31
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Sending data back to the Main Activity in Android
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I have created simple demo class for your better reference.
FirstActivity.java
public class FirstActivity extends AppCompatActivity {
private static final String TAG = FirstActivity.class.getSimpleName();
private static final int R...
Bamboo Vs. Hudson(a.k.a. Jenkins) vs Any other CI systems [closed]
.... I'll either run it on a local server or on an Amazon instance.
I saw a demo of them firing up a cloud session from an image, complete with an agent for deployment. We run it on a typical Linux box, but I know some folks run it on a VMWare server.
Also, this maybe pie in the sky, but is there...
Prevent tabstop on A element (anchor link) in HTML
... screen readers, etc). If you know that this isn't a problem for your user base, then it should be fine.
– Ricardo Sanchez
Mar 29 '18 at 0:27
add a comment
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This type of CollectionView does not support changes to its SourceCollection from a thread different
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public AsyncObservableCollection(IEnumerable<T> list)
: base(list)
{
}
protected override void OnCollectionChanged(NotifyCollectionChangedEventArgs e)
{
if (SynchronizationContext.Current == _synchronizationContext)
{
// Execute the Col...
Regex lookahead, lookbehind and atomic groups
...s. They check for a regex (towards right or left of the current position - based on ahead or behind), succeeds or fails when a match is found (based on if it is positive or negative) and discards the matched portion. They don't consume any character - the matching for regex following them (if any), ...
How can I select an element with multiple classes in jQuery?
...efficient if you have already found .a's and need to filter multiple times based different arbitrary classes that also belong to the original .a set.
– Qix - MONICA WAS MISTREATED
Mar 12 '14 at 21:50
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ImportError: No module named Crypto.Cipher
...e usage of pycrypto is not safe anymore:
Pycrypto is vulnerable to a heap-based buffer overflow in the ALGnew function in block_templace.c. It allows remote attackers to execute arbitrary code in the python application. It was assigned the CVE-2013-7459 number.
Pycrypto didn’t release any fix to ...
Multiline syntax for piping a heredoc; is this portable?
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Hi, check this, for example
#!/bin/sh
( base32 -d | base64 -d )<<ENDOFTEXT
KNDWW42DNNSHS5ZXPJCG4MSVM5MVQVT2JFCTK3DELBFDCY2IIJYGE2JUJNHWS22LINVHQMCMNVFD
CWJQIIZVUV2JOVNEOVJLINTW6PIK
ENDOFTEXT
regards
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