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How to become an OpenCart guru? [closed]
...y OpenCart masters recommend me the best way to learn it and master in shortest amount of time? I have to do a big project with it soon.
...
design a stack such that getMinimum( ) should be O(1)
...r equal".
EDIT: Here's an implementation of Pete's evil scheme. I haven't tested it thoroughly, but I think it's okay :)
using System.Collections.Generic;
public class FastMinStack<T>
{
private readonly Stack<T> stack = new Stack<T>();
// Could pass this in to the constr...
Difference between DTO, VO, POJO, JavaBeans?
... is unique - for example currency codes for currency objects are enough to test equality.
A general heuristic is that value objects should be entirely immutable. If you want to change a value object you should replace the object with a new one and not be allowed to update the values of the valu...
Is it safe to remove selected keys from map within a range loop?
...
I was wondering if a memory leak could happen. So I wrote a test program:
package main
import (
log "github.com/Sirupsen/logrus"
"os/signal"
"os"
"math/rand"
"time"
)
func main() {
log.Info("=== START ===")
defer func() { log.Info("=== DONE ===") }()
...
The difference between fork(), vfork(), exec() and clone()
... (and POSIX.1-2008 removes vfork from the spec entirely). If you happen to test your code on a system that synonymizes them (e.g. most post-4.4 BSDs aside from NetBSD, pre-2.2.0-pre6 Linux kernels, etc.), it may work even if you violate the vfork contract, then explode if you run it elsewhere. Some ...
How to make an array of arrays in Java
...eight];
_buffer = new LinkedList<T>();
}
/**
* Tests the existence of the encapsulated object
* /!\ This DOES NOT ensure that the object will be available on next call !
* @param x
* @param y
* @return
* @throws IndexOutOfBoundsException
*/pu...
What is the difference between “px”, “dip”, “dp” and “sp”?
...
The reason for bucketing is so that developers can test their apps on a few devices of different densities and be confident the the layouts will look the same on a multitude of devices. So even if the physical size of buttons etc changes a little bit, the overall look of an a...
ReadOnlyCollection or IEnumerable for exposing member collections?
... an interface, perhaps because you want to mock the collection during unit testing. Please see my blog entry for adding your own interface to ReadonlyCollection by using an adapter.
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How can I dynamically create derived classes from a base class
...st like pickle does to ordinary objects, and had lived to it in some of my tests.
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What is the boundary in multipart/form-data?
...ide, it's consumed in @Consumes("multipart/form-data") form.
Beware, when testing your webservice using chrome postman, you need to check the form data option(radio button) and File menu from the dropdown box to send attachment. Explicit provision of content-type as multipart/form-data throws an er...