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Naming convention - underscore in C++ and C# variables
...is simply a convention; nothing more. As such, its use is always somewhat different to each person. Here's how I understand them for the two languages in question:
In C++, an underscore usually indicates a private member variable.
In C#, I usually see it used only when defining the underlying priv...
Is there any way to use a numeric type as an object key?
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@Roamer-1888: Not, it isn't. The only difference is that assigning a numeric property to an array affects the array's length property.
– Tim Down
Jul 3 '14 at 8:23
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JavaFX Application Icon
...ge.getIcons().add(new Image("file:icon.png"));
As per the comment below, if it's wrapped in a containing jar you'll need to use the following approach instead:
stage.getIcons().add(new Image(<yourclassname>.class.getResourceAsStream("icon.png")));
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Replace whole line containing a string using Sed
...U sed does not require the space; it works just fine as originally posted. If your particular sed requires the space, then by all means note which sed is incompatible and add the necessary invocation as a comment. However, please don't change working code in an accepted answer.
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Reading my own Jar's Manifest
I need to read the Manifest file, which delivered my class, but when I use:
12 Answers
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Just disable scroll not hide it?
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If the page under the overlayer can be "fixed" at the top, when you open the overlay you can set
body { position: fixed; overflow-y:scroll }
you should still see the right scrollbar but the content is not scrollable. When ...
Read the package name of an Android APK
...Android APK. I have tried to unzip the APK and read contents of AndroidManifest.xml , but seems it's not a text file.
23 A...
Java: How to get input from System.console()
...Format!");
}
}
}
System.console() returns null in an IDE.
So if you really need to use System.console(), read this solution from McDowell.
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Java Error opening registry key
...y java.exe, javaw.exe and javaws.exe from your Windows\System32 folder and if you have an x64 system (Win 7 64 bits) also do the same under Windows\SysWOW64.
If you can't find them at these locations, try deleting them from C:\ProgramData\Oracle\Java\javapath.
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How to convert String to Long in Kotlin?
...a [Long] number and returns the result.
@throws NumberFormatException if the string is not a valid
representation of a number.
2. string.toLongOrNull()
Parses the string as a [Long] number and returns the result or null
if the string is not a valid representation of a number.
3. str...