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Why does 'continue' behave like 'break' in a Foreach-Object?
...re is a gotcha to be kept in mind when refactoring. Sometimes one wants to convert a foreach statement block into a pipeline with a ForEach-Object cmdlet (it even has the alias foreach that helps to make this conversion easy and make mistakes easy, too). All continues should be replaced with return....
Storing DateTime (UTC) vs. storing DateTimeOffset
...n record the location and timezone for that user.
Secondly if you want to convert for display, you need to have a table of all local time offset transitions for that timezone, simply knowing the current offset is not enough, because if you are showing a date/time from six months ago the offset will...
Spring Boot application as a Service
...s a Service in the Linux system? Is this recommended approach, or should I convert this app to war and install it into Tomcat?
...
Prompt for user input in PowerShell
... can use:
$pass = Read-Host 'What is your password?' -AsSecureString
To convert the password to plain text:
[Runtime.InteropServices.Marshal]::PtrToStringAuto(
[Runtime.InteropServices.Marshal]::SecureStringToBSTR($pass))
As for the type returned by $host.UI.Prompt(), if you run the code a...
What is the difference between mocking and spying when using Mockito?
...n the documentation:
Real partial mocks (Since 1.8.0)
Finally, after many internal debates & discussions on the mailing list, partial mock support was added to Mockito. Previously we considered partial mocks as code smells. However, we found a legitimate use case for partial mocks.
Before relea...
Things possible in IntelliJ that aren't possible in Eclipse?
...SPACE>"
and it will show you list of those beans which you can inject into that property.
Java
Very smart autocomplete in Java code:
interface Person {
String getName();
String getAddress();
int getAge();
}
//---
Person p;
String name = p.<CTRL-SHIFT-SPACE>
and it shows ...
Using Java 8's Optional with Stream::flatMap
...n the API, in that it's somewhat inconvenient to turn an Optional<T> into a zero-or-one length Stream<T>. You could do this:
Optional<Other> result =
things.stream()
.map(this::resolve)
.flatMap(o -> o.isPresent() ? Stream.of(o.get()) : Stream.empty())
...
When to use static classes in C# [duplicate]
...not pose any risk to bloat are excellent cases for static methods - System.Convert as an example. If your project is a one-off with no requirements for future maintenance, the overall architecture really isn't very important - static or non static, doesn't really matter - development speed does, how...
Java: Class.this
...ble!";
}
}
As you can see, when the compiler takes an inner class it converts it to an outer class (this was a design decision made a LONG time ago so that VMs did not need to be changed to understand inner classes).
When a non-static inner class is made it needs a reference to the parent so ...
Why use make over a shell script?
...llel programming language.
Let's say that you have 4,000 graphic files to convert and 4 CPUs. Try writing a 10-line shell script (I'm being generous here) that will do it reliably while saturating your CPUs.
Perhaps the real question is why do people bother writing shell scripts.
...