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How to use the IEqualityComparer
...ce simple bool Equals(T other) function and there's no messing around with casting or creating a separate class.
public class Person : IEquatable<Person>
{
public Person(string name, string hometown)
{
this.Name = name;
this.Hometown = hometown;
}
public strin...
Add and Remove Views in Android Dynamically?
...ViewParents in general can't remove views, but ViewGroups can. You need to cast your parent to a ViewGroup (if it is a ViewGroup) to accomplish what you want.
For example:
View namebar = View.findViewById(R.id.namebar);
((ViewGroup) namebar.getParent()).removeView(namebar);
Note that all Layout...
Automatically expanding an R factor into a collection of 1/0 indicator variables for every factor le
... Can I just add that this method was so much faster than using cast for me.
– Matt Weller
Dec 8 '13 at 15:03
...
Increment a value in Postgres
...aracter varying + integer LINE 2: SET total = total + 1 Solved by casting the value as integer like this SET total = total::int + 1
– Stew-au
Oct 31 '12 at 3:05
...
How to fix: “No suitable driver found for jdbc:mysql://localhost/dbname” error when using pools? [du
...e Platform Independent zip file into the folder prompted in TeamCity setup and hit refresh drivers button.
– Stephen Price
Mar 22 '15 at 4:58
...
Why implement interface explicitly?
...rties on an object returned by a FordExplorerFactory without having to typecast, while code which merely knew that it had some type of IAutomobileFactory would simply deal with its return as an Automobile.
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How to define custom configuration variables in rails
...swer:
For a quick solution, watching the "YAML Configuration File" screen cast by Ryan Bates should be very helpful.
In summary:
# config/initializers/load_config.rb
APP_CONFIG = YAML.load_file("#{Rails.root}/config/config.yml")[Rails.env]
# application.rb
if APP_CONFIG['perform_authentication']...
Why should I use var instead of a type? [duplicate]
...ype of the variable crystal clear on the RHS of the assignment (e.g. via a cast or a constructor call), where's the benefit of also having it on the LHS? It's a personal preference though.
If you don't want R# suggesting the use of var, just change the options. One thing about ReSharper: it's very ...
How do i create an InstallShield LE project to install a windows service?
...mited Edition). The problem here is that I write a ton of Windows Services and I can't see how to setup InstallShield LE. It appears that we (my company) will have to invest in licenses for the professional edition.
...
How to find the largest file in a directory and its subdirectories?
We're just starting a UNIX class and are learning a variety of Bash commands. Our assignment involves performing various commands on a directory that has a number of folders under it as well.
...