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DDD - the rule that Entities can't access Repositories directly
...me justification for why you want to abstract out technical implementation details from the implementation of the domain model.
You want to keep a tight connection between the domain model and the code
Separating technical concerns helps prove the model is practical for implementation
You want the ...
Should try…catch go inside or outside a loop?
...hen j mod 4 is zero and an exception is thrown when j hits 20.
Before any details, here the other example:
Integer i = 0;
while (true) {
try {
++i;
if (i == 20) { throw new Exception(); }
if (i%4 == 0) { System.out.println(i); }
if (i ==...
What is the difference between Θ(n) and O(n)?
...f f(x) is
asymptotically equal to the
growth rate of g(x)
For a more detailed discussion, you can read the definition on Wikipedia or consult a classic textbook like Introduction to Algorithms by Cormen et al.
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Fetch the row which has the Max value for a column
... t2.id))
WHERE t2.UserId IS NULL;
Re comment from @Farhan:
Here's a more detailed explanation:
An outer join attempts to join t1 with t2. By default, all results of t1 are returned, and if there is a match in t2, it is also returned. If there is no match in t2 for a given row of t1, then the que...
Why doesn't java.util.Set have get(int index)?
...more then 3 related entities, an exception was throwed. look here for more details (jroller.com/eyallupu/entry/…). to walk around this problem, using set as ORM mapping collection is necessary. but honestly to say, set is not convenient for accessing in programming, and also when you need an order...
What is the difference between == and Equals() for primitives in C#?
...
Short answer:
Equality is complicated.
Detailed answer:
Primitives types override the base object.Equals(object) and return true if the boxed object is of the same type and value. (Note that it will also work for nullable types; non-null nullable types always box ...
Allow user to set up an SSH tunnel, but nothing else
...previous answers, is also a good idea.
Also, I would agree that everything detailed here could be determined from reading "man sshd" and searching therein for "authorized_keys"
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angularjs directive call function specified in attribute and pass an argument to it
...n in the context of the parent scope" (see the directive documentation for details).
I also noticed that you used a shorthand linking function and shoved in object attributes in there. You can't do that. It is more clear (imho) to just return the directive-definition object. See my code below.
Her...
DateTime.Now vs. DateTime.UtcNow
...sal and basically doesn't deal with time zones, but can someone explain in detail how they work and which one should be used in what scenario?
...
Can I make git recognize a UTF-16 file as text?
... your .gitattributes to treat it as a text file?
e.g.:
*.vmc diff
More details at http://www.git-scm.com/docs/gitattributes.html.
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