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What's the difference of “./configure” option “--build”, “--host” and “--target”?
... --build , --host and --target . I'm confusing their roles. What's the difference and semantics of them?
2 Answers
...
Check string for palindrome
... will compare word[0] and word[4]. They're equal, so we increment i1 (it's now 1) and decrement i2 (it's now 3).
So we then compare the n's. They're equal, so we increment i1 (it's now 2) and decrement i2 (it's 2).
Now i1 and i2 are equal (they're both 2), so the condition for the while loop is no l...
How to schedule a periodic task in Java?
...xtending TimerTask
public class ScheduledTask extends TimerTask {
Date now;
public void run() {
// Write code here that you want to execute periodically.
now = new Date(); // initialize date
System.out.println("Time is :" + now); // Display curre...
What is the Java equivalent for LINQ? [closed]
...
There is nothing like LINQ for Java.
...
Edit
Now with Java 8 we are introduced to the Stream API, this is a similar kind of thing when dealing with collections, but it is not quite the same as Linq.
If it is an ORM you are looking for, like Entity Framework, then you c...
How does variable assignment work in JavaScript?
... example, you are assigning a brand new object.
a = b = {};
a and b are now pointers to the same object. So when you do:
a.foo = 'bar';
It sets b.foo as well since a and b point to the same object.
However!
If you do this instead:
a = 'bar';
you are saying that a points to a different ob...
How can I get the console logs from the iOS Simulator?
...Then run the simulator.
EDIT:
This stopped working on Mavericks/Xcode 5. Now you can access the simulator logs in its own folder: ~/Library/Logs/iOS Simulator/<sim-version>/system.log
You can either use the Console.app to see this, or just do a tail (iOS 7.0.3 64 bits for example):
tail -f...
What is PECS (Producer Extends Consumer Super)?
...
tl;dr: "PECS" is from the collection's point of view. If you are only pulling items from a generic collection, it is a producer and you should use extends; if you are only stuffing items in, it is a consumer and you should use super. If you do both with the same collection, you ...
How do you create a static class in C++?
...
If you're looking for a way of applying the "static" keyword to a class, like you can in C# for example, then you won't be able to without using Managed C++.
But the looks of your sample, you just need to create a public sta...
How do I format date and time on ssrs report?
...
=Format(Now(), "MM/dd/yyyy hh:mm tt")
Output:
04/12/2013 05:09 PM
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Is it possible to roll back CREATE TABLE and ALTER TABLE statements in major SQL databases?
...saction finishes. Also, not all situations are quite handled- for example, if you try to select from table foo while another transaction is dropping it and creating a replacement table foo, then the blocked transaction will finally receive an error rather than finding the new foo table. (Edit: this ...