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How can I tell if I'm running in 64-bit JVM or 32-bit JVM (from within a program)?
...
@codaddict That is completely false (and I have no idea why six ppl have voted that comment up.) "os.arch" is designed to return the JVM version. Test it out for yourself and god help you if you're actually relying on this for OS detection.
– b1nary.atr0...
How does interfaces with construct signatures work?
...search for the exact same question I went looking how the TypeScript-Team did that...
They are declaring an interface and afterwards a variable with a name matching exactly the interface-name. This is also the way to type static functions.
Example from lib.d.ts:
interface Object {
toString()...
How to concatenate strings with padding in sqlite
...o such function: printf Unable to execute statement select printf('%s.%s', id, url ) from mytable limit 7. My version is 3.8.2 2014-12-06. What version are you using?
– Berry Tsakala
Nov 2 '14 at 15:10
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What are the differences between JSON and JSONP?
...ir of parentheses around it. For example:
//JSON
{"name":"stackoverflow","id":5}
//JSONP
func({"name":"stackoverflow","id":5});
The result is that you can load the JSON as a script file. If you previously set up a function called func, then that function will be called with one argument, which is...
swap fragment in an activity via animation
...nt in an activity via animation.Suppose PageA is for fragement A and left side on the screen and PageB is for fragment B i.e. on the right side of the screen. Now i want that when i click a button on pageA then PageA will move to the right side of the screen with some transition animation.
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Appending to an empty DataFrame in Pandas?
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Thank you! That worked! I didn't realize that I had to store the output... I probably should have read the documentation better, but I appreciate it, @DSM!
– ericmjl
May 16 '13 at 21:06
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What's the difference(s) between .ToList(), .AsEnumerable(), AsQueryable()?
...compile-time type and the actual type of an object (courtesy Jon Skeet):
void ReportTypeProperties<T>(T obj)
{
Console.WriteLine("Compile-time type: {0}", typeof(T).Name);
Console.WriteLine("Actual type: {0}", obj.GetType().Name);
}
Let's try an arbitrary linq-to-sql Table<T>, w...
HTTP GET Request in Node.js Express
...GET',
headers: {
'Content-Type': 'application/json'
}
};
And providing a callback function.
For example, in a service, I require the REST module above and then do this:
rest.getJSON(options, (statusCode, result) => {
// I could work with the resulting HTML/JSON here. I could also ju...
Showing the stack trace from a running Python application
..., signal
def debug(sig, frame):
"""Interrupt running process, and provide a python prompt for
interactive debugging."""
d={'_frame':frame} # Allow access to frame object.
d.update(frame.f_globals) # Unless shadowed by global
d.update(frame.f_locals)
i = code.Intera...
Get element at specified position - JavaScript
Using Javascript how can I identify the element at a given position? Basically I'm looking to write a function that takes two input parameters (the x and y coordinates) and returns the html element at the position on the screen represented by the parameters.
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