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What is private bytes, virtual bytes, working set?
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I can't even run a simple class file (in Java)? What gives?
– jn1kk
Mar 6 '12 at 16:13
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What are some compelling use cases for dependent method types?
...class C2 extends C[String]
f(new C1, 0)
res0: Int = 0
f(new C2, "")
res1: java.lang.String =
f(new C1, "")
error: type mismatch;
found : C1
required: C[Any]
f(new C1, "")
^
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Is non-blocking I/O really faster than multi-threaded blocking I/O? How?
...for an actual implementation of this (from the web point of view) say with Java Servlet 3.0 NIO I still see a thread for the request and a background thread (async) looping to read a file, database or whatever.
– JavierJ
Nov 30 '15 at 18:22
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What's the best way of scraping data from a website? [closed]
...blem. Since you would rather not learn a new language and you already know Javascript I would definitely suggest sticking with JS. I have not used pjscrape but it looks quite good from a quick read of their docs. It's well suited and implements an excellent solution to the problem I describe below.
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How to “properly” create a custom object in JavaScript?
I wonder about what the best way is to create an JavaScript object that has properties and methods.
15 Answers
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What is a magic number, and why is it bad? [closed]
...r is a direct usage of a number in the code.
For example, if you have (in Java):
public class Foo {
public void setPassword(String password) {
// don't do this
if (password.length() > 7) {
throw new InvalidArgumentException("password");
}
}
}
T...
Parameterize an SQL IN clause
...s in behavior, dependent on the DBMS and version. (A shout out to all you Java developers so keen on being able to use any database engine interchangeably.)
Domain knowledge
We may have specialized knowledge of the domain for the column, (that is, the set of allowable values enforced for the colu...
How well is Unicode supported in C++11?
... library I know of for this is ICU. The C++ interface was derived from the Java one though, so it's far from being idiomatic.
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Transaction isolation levels relation with locks on table
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Not the answer you're looking for? Browse other questions tagged java transactions isolation-level or ask your own question.
Referring to the null object in Python
...one. This is more or less the same difference between "==" and "equals" in Java. The operator "is", indeed, checks if TWO OBJECTS are the same (the same instance and NOT the same content)!
– Paolo Rovelli
Dec 13 '13 at 14:43
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