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Struct like objects in Java
...an cluttering it with needless getters and setters.
Java Code Conventions from 1999 and still unchanged.
10.1 Providing Access to Instance and Class Variables
Don't make any instance or class variable public without good reason. Often, instance variables don't need to be explicitly set or got...
How do you design object oriented projects? [closed]
...onality.
Create a class diagram. If you're a Java developer, NetBeans 6.7 from Sun has a UML module that allows for diagramming as well as round-trip engineering and it's FREE. Eclipse (an open source Java IDE), also has a modeling framework, but I have no experience with it. You may also want t...
Readonly Properties in Objective-C?
...
I noticed that a class that inherits from a class that has class extension properties, will not see them. i.e inheritance only see the external interface. confirm?
– Yogev Shelly
Jul 2 '12 at 10:54
...
What's the fastest way to delete a large folder in Windows?
... suggestion is the fastest. Install cygwin.com then use rm -rfv folderName from the cygwin command prompt.
– Lonnie Best
Jan 8 '13 at 20:34
1
...
Why must wait() always be in synchronized block
...s true:
You can get spurious wakeups (meaning that a thread can wake up from waiting without ever having received a notification), or
The condition can get set, but a third thread makes the condition false again by the time the waiting thread wakes up (and reacquires the monitor).
To deal wit...
Proper stack and heap usage in C++?
...u do not malloc() or new) lives on the stack. It goes away when you return from the function. If you want something to live longer than the function that declared it, you must allocate it on the heap.
class Thingy;
Thingy* foo( )
{
int a; // this int lives on the stack
Thingy B; // this thing...
Unzip files programmatically in .net
...e to use external libraries to uncompress zip files, you could use Shell32 from System32. Please see stackoverflow.com/a/43066281/948694
– arturn
Mar 28 '17 at 9:58
add a comm...
How to use ELMAH to manually log errors
... API:
try
{
some code
}
catch(Exception ex)
{
Elmah.ErrorSignal.FromCurrentContext().Raise(ex);
}
There is a difference between the two solutions:
Raise method applies ELMAH filtering rules to the exception. Log method does not.
Raise is subscription based and is able to log one excep...
Is there a way to override class variables in Java?
...ava you hide them. Overriding is for instance methods. Hiding is different from overriding.
In the example you've given, by declaring the class variable with the name 'me' in class Son you hide the class variable it would have inherited from its superclass Dad with the same name 'me'. Hiding a var...
Joins are for lazy people?
...0 rows in B, B has only 100 rows, and we want to fetch the first 1000 rows from A with associated rows from B. Joining in the database will result in 20 * 1000 tuples sent across the network. If the join is done in the app server (first fetching the entire B table into memory), a mere 100 + 1000 row...