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CSS selector for first element with class
... exactly what it means, and it's why this answer is flawed. The reason the word "type" was chosen is so as not to couple Selectors with HTML/XML, since not all languages have a concept of "tags" that define elements.
– BoltClock♦
Jul 6 '17 at 3:29
...
Clustered vs Non-Clustered
... index determines the physical order of the rows in the database. In other words, applying the clustered index to PersonId means that the rows will be physically sorted by PersonId in the table, allowing an index search on this to go straight to the row (rather than a non-clustered index, which woul...
Optimizing away a “while(1);” in C++0x
...d discussion by one of the answers, it is written that "Unfortunately, the words 'undefined behavior' are not used. However, anytime the standard says 'the compiler may assume P,' it is implied that a program which has the property not-P has undefined semantics." . This surprises me. Does this mean ...
Difference between Repository and Service Layer?
...teUser(int id);
IQueryable<User> ListUsers();
bool ChangePassword(string userName, string newPassword);
bool SendPasswordReminder(string userName);
bool RegisterNewUser(RegisterNewUserModel model);
}
While List() method of repository returns all users, ListUsers() of IUserSer...
How to implement has_many :through relationships with Mongoid and mongodb?
...ude Mongoid::Document
has_and_belongs_to_many :physicians
end
In other words you would eliminate the join table and it would have a similar effect to has_many :through in terms of access to the 'other side'. But in your case thats probably not appropriate because your join table is an Appointmen...
What are the best PHP input sanitizing functions?
...
Try WHERE my_field = two words (without quotes) to get the syntax error. Your example is bad because it doesn't need quotes neither escaping, just a numeric check. Also I didn't say the quotes were useless. I said everyone use them so this is not the...
What is the difference between graph search and tree search?
...
In simple words, tree does not contain cycles and where as graph can. So when we do search, we should avoid cycles in graphs so that we don't get into infinite loops.
Another aspect is tree will typically have some kind of topological...
What is the most efficient/elegant way to parse a flat table into a tree?
...g:
+----+
| id |
+----+
| 1 |
| 2 |
| 4 |
| 6 |
+----+
In other words, nodes 3 and 5 are excluded, because they're part of a separate hierarchy, not descending from node 1.
Re: comment from e-satis about immediate children (or immediate parent). You can add a "path_length" column to t...
How do arrays in C# partially implement IList?
...ion declares Count, and it would be even more confusing if a type with the word "collection" in it didn't use Count :). There are always trade-offs in making these decisions.
– dlev
Jun 22 '12 at 20:14
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Why should I not include cpp files and instead use a header?
...
This is ( definite ) the best wording to date that I have heard or contemplated. Justin Case, an accomplished beginner, attained a project clocking in at one million keystrokes, not shipped yet and a commendable "first project" that is seeing the light of...