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Java EE 6 @javax.annotation.ManagedBean vs. @javax.inject.Named vs. @javax.faces.ManagedBean
...s work kind of independent, they boot in application server initialization and scan classes of all artifacts including jar, ejb-jar, war and ear files in deployment time and gather and store some metadata about them, then when you need an object of a class at runtime they will give you instances of ...
C# Object Pooling Pattern implementation
... the base class library (BCL). You can read the original GitHub issue here and view the code for System.Buffers. Currently the ArrayPool is the only type available and is used to pool arrays. There is a nice blog post here.
namespace System.Buffers
{
public abstract class ArrayPool<T>
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Code coverage for Jest
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When using Jest 21.2.1, I can see code coverage at the command line and create a coverage directory by passing --coverage to the Jest script. Below are some examples:
I tend to install Jest locally, in which case the command might look like this:
npx jest --coverage
I assume (tho...
Pointers in C: when to use the ampersand and the asterisk?
I'm just starting out with pointers, and I'm slightly confused. I know & means the address of a variable and that * can be used in front of a pointer variable to get the value of the object that is pointed to by the pointer. But things work differently when you're working with arrays, string...
How do the likely/unlikely macros in the Linux kernel work and what is their benefit?
I've been digging through some parts of the Linux kernel, and found calls like this:
10 Answers
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Are GUID collisions possible?
...with the same GUID. I know that microsoft uses an algorithm to generate a random GUID that has an extremely low chance of causing collisons, but is a collision still possible?
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What are deferred objects?
jQuery 1.5 adds "Deferred Objects". What are they, and what exactly do they do?
4 Answers
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Cannot run Eclipse; JVM terminated. Exit code=13
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It may just be the way the error shows (and not how it is written in the eclipse.ini file), but there is text in Eclipse.ini (Specifying the JVM) that says the following:
The -vm option and its value (the path) must be on separate lines.
The value must be ...
How to get object length [duplicate]
...to make sure that you're only counting properties from the object literal, and not properties it "inherits" from its prototype.
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Java synchronized static methods: lock on object or class
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Please answer Elaborate so that everyone can understand.
– Madhu
Sep 2 '09 at 4:49
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