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PHP & mySQL: Year 2038 Bug: What is it? How to solve it?
...re.
What exactly is the Year 2038 problem?
"The year 2038 problem (also known as Unix Millennium Bug, Y2K38 by analogy to the Y2K problem) may cause some computer software to fail before or in the year 2038. The problem affects all software and systems that store system time as a signed 32-bit int...
What is the equivalent of the C# 'var' keyword in Java?
...es had names, even if they were extremely verbose and unweildy). I do not know if this has changed in the mean time.
var is not the same as dynamic. variables are still 100% statically typed. This will not compile:
var myString = "foo";
myString = 3;
var is also useful when the type is obvious fro...
Which Architecture patterns are used on Android? [closed]
I'm doing a small research of mobile platforms and I would like to know which design patterns are used in Android?
12 Answe...
What does new self(); mean in PHP?
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That's why PHP 5.3 introduces a new usage for the static keyword : it can now be used exactly where we used self in those examples :
class MyParentClass {
public static function getInstance() {
return new static();
}
}
class MyChildClass extends MyParentClass {
}
$a = MyChildClas...
Types in MySQL: BigInt(20) vs Int(20)
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` it affects only the ZEROFILL option:` now my curiosity ends
– Umair Ayub
Jul 5 '16 at 10:42
6
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What does “not run” mean in R help pages?
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... how did I not know about this function?
– Matt Parker
Sep 21 '09 at 14:41
5
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Proper Linq where clauses
... x.Name == "Fido" &&
x.Fat == true)
Now what difference that actually makes depends on the implementation of Where being called. If it's a SQL-based provider, I'd expect the two to end up creating the same SQL. If it's in LINQ to Objects, the second will have f...
Catch multiple exceptions at once?
It is discouraged to simply catch System.Exception . Instead, only the "known" exceptions should be caught.
27 Answers
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What causes and what are the differences between NoClassDefFoundError and ClassNotFoundException?
...= new B();" After compilation, I removed the B.class file from bin folder. Now from Main method of third class when I create object of Class1. The rror is thown as follws :-------- "Exception in thread "main" java.lang.NoClassDefFoundError: spring/B" ........ So it exactly mentiones which class it d...
How can I save an image to the camera roll?
...r your patience qegal. I haven't had a chance to revisit this issue until now. Your EDIT us super helpful. The image is in the app's bundle. There are several images in the app and they can be viewed as small thumbnails. When a small thumbnail is selected it goes to a new view and a fullscreen v...