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Changing the background drawable of the searchview widget
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Intro
Unfortunately there's no way to set SearchView text field style using themes, styles and inheritance in XML as you can do with background of items in ActionBar dropdown. This is because selectableItemBackground is list...
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?
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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...
The written versions of the logical operators
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So is the interpretation of these alternate tokens just a compiler feature or is it in the C++ specification?
– defectivehalt
Mar 4 '10 at 2:44
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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.
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Why doesn't GCC optimize a*a*a*a*a*a to (a*a*a)*(a*a*a)?
...ng I noticed is that GCC will optimize the call pow(a,2) by compiling it into a*a , but the call pow(a,6) is not optimized and will actually call the library function pow , which greatly slows down the performance. (In contrast, Intel C++ Compiler , executable icc , will eliminate the librar...
More elegant way of declaring multiple variables at the same time
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If you have a list of values, you can still unpack them. You just have to convert it to a tuple first. For example, the following will assign a value between 0 and 9 to each of a through j, respectively:
a, b, c, d, e, f, g, h, i, j = tuple(range(10))
EDIT: Neat trick to assign all of them as tr...