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Can “using” with more than one resource cause a resource leak?
... block for each variable.
The spec (§8.13) says:
When a resource-acquisition takes the form of a
local-variable-declaration, it is possible to acquire multiple
resources of a given type. A using statement of the form
using (ResourceType r1 = e1, r2 = e2, ..., rN = eN) statement
is ...
nil detection in Go
I see a lot of code in Go to detect nil, like this:
6 Answers
6
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Why do I get a segmentation fault when writing to a “char *s” initialized with a string literal, but
...
See the C FAQ, Question 1.32
Q: What is the difference between these initializations?
char a[] = "string literal";
char *p = "string literal";
My program crashes if I try to assign a new value to p[i].
A: A string literal (the formal term
for a dou...
How to store a list in a column of a database table
...estion , I get it that a "proper" database table column doesn't store a list. Rather, you should create another table that effectively holds the elements of said list and then link to it directly or through a junction table. However, the type of list I want to create will be composed of unique i...
How do I get started with Node.js [closed]
... Processing Model – Single Threaded Model with Event Loop Architecture
RisingStack's Node Hero Series
Great Node.js tutorials voted by the programming community
Node.js Recipes
Node.js Tutorial
30 days of Node
Developer Sites
Joyent's developer site for node
Tutorials Teacher
Videos
Node...
What's the difference between a proxy server and a reverse proxy server? [closed]
What is the difference between a proxy server and a reverse proxy server?
21 Answers
2...
What is the C# Using block and why should I use it? [duplicate]
What is the purpose of the Using block in C#? How is it different from a local variable?
9 Answers
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What is the difference between the add and offer methods in a Queue in Java?
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I guess the difference is in the contract, that when element can not be added to collection the add method throws an exception and offer doesn't.
From: http://java.sun.com/j2se/1.5.0/docs/api/java/util/Collection.html#add%28E%29
If a collectio...
How can I change an element's class with JavaScript?
...rn HTML5 Techniques for changing classes
Modern browsers have added classList which provides methods to make it easier to manipulate classes without needing a library:
document.getElementById("MyElement").classList.add('MyClass');
document.getElementById("MyElement").classList.remove('MyClass');
...
Why use a prime number in hashCode?
I was just wondering why is that primes are used in a class's hashCode() method? For example, when using Eclipse to generate my hashCode() method there is always the prime number 31 used:
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