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How to get full path of a file?
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@styrofoamfly realpath -e prints an error if the argument doesn't exist.
– Arch Stanton
Aug 9 '18 at 14:31
1
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Run a JAR file from the command line and specify classpath
I've compiled a JAR file and specified the Main-Class in the manifest (I used the Eclipse Export function). My dependencies are all in a directory labeled lib . I can't seem to get a straight answer on how to execute my JAR file while specifying it should use the lib/* as the classpath.
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How to force a WPF binding to refresh?
... .UpdateTarget();
}
But as Blindmeis noted you can also fire change notifications, further if your collection implements INotifyCollectionChanged (for example implemented in the ObservableCollection<T>) it will synchronize so you do not need to do any of this.
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How can I make a .NET Windows Forms application that only runs in the System Tray?
...pplicationContext, and have the constructor for that class initialize a NotifyIcon
static class Program
{
/// <summary>
/// The main entry point for the application.
/// </summary>
[STAThread]
static void Main()
{
Application.EnableVisualStyles();
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biggest integer that can be stored in a double
...sible value of a double. That is, DBL_MAX or approximately 1.8 × 10308 (if your double is an IEEE 754 64-bit double). It's an integer. It's represented exactly. What more do you want?
Go on, ask me what the largest integer is, such that it and all smaller integers can be stored in IEEE 64-bit do...
How to rotate portrait/landscape Android emulator? [duplicate]
I am new to Android development.
I know if you change a android phone from portrait to landscape sometimes the app relays its self out on the screen.. so how do I simulate rotating a phone with the emulator?
On the Blackberry emulators there's a button in the menu to turn the phone, but I can't f...
Is there an XSLT name-of element?
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Nobody did point the subtle difference in the semantics of the functions name() and local-name().
name(someNode) returns the full
name of the node, and that includes
the prefix and colon in case the node
is an element or an attribute.
local-name(someNo...
When you exit a C application, is the malloc-ed memory automatically freed?
... its resources anyway can be good practice for various reasons, such as:
If you have additional resources that are not cleaned up by the OS on exit, such as temporary files or any kind of change to the state of an external resource, then you will need code to deal with all of those things on exit,...
Subtract two variables in Bash
...r $FIRSTV - $SECONDV`
Be aware of the exit status:
The exit status is 0 if EXPRESSION is neither null nor 0, 1 if EXPRESSION is null or 0.
Keep this in mind when using the expression in a bash script in combination with set -e which will exit immediately if a command exits with a non-zero status...
Intermittent log4net RollingFileAppender locked file issue
...he lock for a long time).
One implication of the default behavior is that if you're using it under a Web site that is being executed under multiple worker processes running on the same machine, each one will try to acquire and hold onto that lock indefinitely, and two of them are just going to lose...