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How to find where a method is defined at runtime?
...ou're on Ruby 1.9+, you can use source_location
require 'csv'
p CSV.new('string').method(:flock)
# => #<Method: CSV#flock>
CSV.new('string').method(:flock).source_location
# => ["/path/to/ruby/1.9.2-p290/lib/ruby/1.9.1/forwardable.rb", 180]
Note that this won't work on everything, l...
What does this thread join code mean?
...e = bad practice
static int sharedVar = 0;
public static void main(String[] args) throws Exception {
Thread threadB = new Thread(() -> {sharedVar = 1;});
threadB.start();
threadB.join();
while (true)
System.out.print(sharedVar);
}
}
Alwa...
Set theme for a Fragment
...torActionListener(this);
builder.setView(view);
builder.setTitle(R.string.server_dialog);
builder.setPositiveButton(android.R.string.ok, this);
Dialog dialog = builder.create();
dialog.setCanceledOnTouchOutside(false);
return dialog;
}
I originally had the AlertDialog.Build...
Dictionary returning a default value if the key does not exist [duplicate]
... trygetvalue doesn't allow you to specify a default value, ie for a string value you may want it to return "" instead of null
– katbyte
Aug 12 '13 at 20:08
1
...
How to fallback to local stylesheet (not script) if CDN fails
...
May I ask what the issue with using unescaped strings initially, e.g. document.write("<script type='text/javascript' src='path/to/file.js'>")?
– Jack Tuck
Jan 22 '15 at 20:38
...
Update relationships when saving changes of EF4 POCO objects
...e property "ReportRoles". The new roles are passed in by a comma separated string from an Ajax call.
The first line will remove all the child entities, and if I used "report.ReportRoles.Remove(f)" instead of the "db.ReportRoles.Remove(f)" I would get the error.
report.ReportRoles.ToList.ForEach(Fu...
VB.NET equivalent of C# property shorthand?
...beyond, you can use the following shorthand:
public property FirstName as String
This will be handled as your short version in C# is - I think they call it "Auto Property"
See also: Auto-Implemented Properties (Visual Basic)
...
When to use actors instead of messaging solutions such as WebSphere MQ or Tibco Rendezvous?
... @Ignore
public void itShouldStoreAMessage() throws Exception{
String amqUrl = "nio://localhost:61616";
Camel camel = (Camel) CamelExtension.apply(system);
camel.context().addComponent("activemq", ActiveMQComponent.activeMQComponent(amqUrl));
TestProbe probe = Te...
How do I detect that an iOS app is running on a jailbroken phone?
...ld be able to see if Cydia is installed and go by that - something like
NSString *filePath = @"/Applications/Cydia.app";
if ([[NSFileManager defaultManager] fileExistsAtPath:filePath])
{
// do something useful
}
For hacked kernels, it's a little (lot) more involved.
...
What is a daemon thread in Java?
...e in setDaemon.
public class DaemonTest {
public static void main(String[] args) {
new WorkerThread().start();
try {
Thread.sleep(7500);
} catch (InterruptedException e) {
// handle here exception
}
System.out.println("Main T...