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Why does parseInt(1/0, 19) return 18?
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Here's the sequence of events:
1/0 evaluates to Infinity
parseInt reads Infinity and happily notes that I is 18 in base 19
parseInt ignores the remainder of the string, since it can't be converted.
Note that you'd get a result for any base >= 19, but not for bases below that. For bases...
Is the Scala 2.8 collections library a case of “the longest suicide note in history”? [closed]
..., it would be a lot harder to figure out what is going on. But since you already know what map is supposed to do, and you know what its type signature is supposed to be, you can quickly scan the signature and focus on the anomalies, like "why does this map take two functions as arguments, not one?"
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How can I get the Google cache age of any URL or web page? [closed]
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wow, it even works around robots.txt; I use it to read blogger since our corporate firewall disabled its URL
– Gabor
Apr 13 '12 at 10:17
26
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How to hide only the Close (x) button?
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Did you read the question where he specified that that wasn't an option?
– Servy
Nov 9 '12 at 20:40
28
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Regular expression for matching HH:MM time format
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@SergO please read his answer more carefully. His answer is for both a leading zero and without.
– Alexander
Feb 5 '14 at 21:02
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Does Spring Data JPA have any way to count entites using method name resolving?
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1) The new way, using query derivation for both count and delete queries. Read this, (Example 5).
Example,
public interface UserRepository extends CrudRepository<User, Integer> {
Long countByName(String name);
}
2) The old way, Using @Query annotation.
Example,
public interface Us...
Undefined reference to pthread_create in Linux
...e following demo off the web from https://computing.llnl.gov/tutorials/pthreads/
14 Answers
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Does a method's signature in Java include its return type?
... public char myMethod(int param) {}
will give you can error: method is already defined in class, which further confirms the above statement.
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Add new column with foreign key constraint in one command
...The syntax for IBM DB2 LUW is similar, repeating the keyword ADD but (if I read the diagram correctly) not requiring a comma to separate the added items.
Microsoft SQL Server syntax:
ALTER TABLE one
ADD two_id INTEGER,
FOREIGN KEY(two_id) REFERENCES two(id);
Some others do not allow you ...
Fast and Lean PDF Viewer for iPhone / iPad / iOS - tips and hints?
...he disk and always generate two to three images in advance in a separate thread.
I don't overlay with a UIImage but instead draw the image in the layer when zooming is 1. Those tiles will be released automatically when memory warnings are issued.
Whenever the user start zooming, I acquire the CGP...