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Possible heap pollution via varargs parameter
...led with List[] non-varargs type.
Here is an example:
public static void testCode(){
List[] b = new List[1];
test(b);
}
@SafeVarargs
public static void test(List<A>... a){
}
As you can see List[] b can contain any type of consumer, and yet this code compiles. If you use varargs, t...
Java code To convert byte to Hexadecimal
...
The fastest way i've yet found to do this is the following:
private static final String HEXES = "0123456789ABCDEF";
static String getHex(byte[] raw) {
final StringBuilder hex = new StringBuilder(2 * raw.length);
for ...
jQuery Event Keypress: Which key was pressed?
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@Tim: Alas, I just tested this with Firefox using api.jquery.com/keypress : when I press <Tab>, e.which isn't set (remains 0), but e.keyCode is (9). See stackoverflow.com/questions/4793233/… why this matters.
– Mar...
Set mouse focus and move cursor to end of input using jQuery
...lue (to itself) I think the cursor is getting put at the end of the input. Tested in Firefox 3 and MSIE7.
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Validate phone number with JavaScript
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I like this one: /\D/gi.test(value). Everything that's not a digit, including whitespaces, dashes, etc...
– Gus
Jul 4 '19 at 1:59
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Build an iOS app without owning a mac? [closed]
...That's all.
Now you just install Xcode and start developing iOS apps and test/debug with Simulator..
2. iPhone/iPad (iOS) app development and Publish to iTunes Store
for publishing your app on iTunes store you need to pay (example $99 / year) .
So For complete iOS Development Setup you need
...
What's Mongoose error Cast to ObjectId failed for value XXX at path “_id”?
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This worked me as well. Looks like The /test/create satisfies this /test/:id with id=create. and string cannot be cast to_id.
– kaila88
Mar 30 at 22:02
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Simple insecure two-way data “obfuscation”?
...gth);
}
return stream.ToArray();
}
}
And bonus unit test
[Test]
public void EncryptDecrypt()
{
// Arrange
var subject = new StringEncryption();
var originalString = "Testing123!£$";
// Act
var encryptedString1 = subject.Encrypt(originalString);
var e...
Handling InterruptedException in Java
...w" strategy became very inconvenient. A team had developed a large set of tests and used Thread.Sleep a lot. Now we started to run the tests in our CI server, and sometimes due to defects in the code would get stuck into permanent waits. To make the situation worse, when attempting to cancel the ...
Is there a quicker / better way to clear the iPhone Simulator cache than deleting its directory?
...rsions all my assets for me) -- you can also version them manually if just testing stuff, but that's annoying. This is something Apple should fix; it only happens when testing for iOS for me.
– Benny
Oct 15 '14 at 18:32
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