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@RunWith(MockitoJUnitRunner.class) vs MockitoAnnotations.initMocks(this)
...usage is actually worth having. It gives you better reporting if you make one of these mistakes.
You call the static when method, but don't complete the stubbing with a matching thenReturn, thenThrow or then. (Error 1 in the code below)
You call verify on a mock, but forget to provide the metho...
Get local IP address in node.js
... an object, that maps network interface names to its properties (so that one interface can, for example, have several addresses):
'use strict';
const { networkInterfaces } = require('os');
const nets = networkInterfaces();
const results = Object.create(null); // or just '{}', an empty object
for ...
Creating a textarea with auto-resize
There was another thread about this , which I've tried. But there is one problem: the textarea doesn't shrink if you delete the content. I can't find any way to shrink it to the correct size - the clientHeight value comes back as the full size of the textarea , not its contents.
...
How do you get the current project directory from C# code when creating a custom MSBuild task?
...
You can try one of this two methods.
string startupPath = System.IO.Directory.GetCurrentDirectory();
string startupPath = Environment.CurrentDirectory;
Tell me, which one seems to you better
...
HTML5 textarea placeholder not appearing
...
This one has always been a gotcha for me and many others. In short, the opening and closing tags for the <textarea> element must be on the same line, otherwise a newline character occupies it. The placeholder will therefor...
Solutions for INSERT OR UPDATE on SQL Server
...ns provided by @Beau Crawford & @Esteban show general idea but error-prone.
To avoid deadlocks and PK violations you can use something like this:
begin tran
if exists (select * from table with (updlock,serializable) where key = @key)
begin
update table set ...
where key = @key
end
else...
What's the difference between Spring Data's MongoTemplate and MongoRepository?
...ation here
}
}
Now let your base repository interface extend the custom one and the infrastructure will automatically use your custom implementation:
interface UserRepository extends CrudRepository<User, Long>, CustomUserRepository {
}
This way you essentially get the choice: everythin...
Callback on CSS transition
...
I know that Safari implements a webkitTransitionEnd callback that you can attach directly to the element with the transition.
Their example (reformatted to multiple lines):
box.addEventListener(
'webkitTransitionEnd',
function( event ) {
alert( "F...
When to use static classes in C# [duplicate]
...of the functionality is the same, but we have to change a couple of parts nonetheless. Had it not been a static method, we could make a derivate class and change the method contents as needed. As it's a static method, we can't. Sure, if we just need to add functionality either before or after the ol...
Why are arrays covariant but generics are invariant?
...possible to call these functions on an array of exactly the type Object[]. One could not, for example, shuffle an array of strings.
Therefore, both Java and C# treat array types covariantly. For instance, in C# string[] is a subtype of object[], and in Java String[] is a subtype of Object[].
...