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How to gracefully handle the SIGKILL signal in Java
...acefully (SIGTERM from the manager process) or a shutdown has occurred (in order to relaunch automatically the job on startup).
As a basis, I always make my long-running threads periodically aware of interrupted status and throw an InterruptedException if they interrupted. This enables execution fi...
Best way to get child nodes
...wsers. What I want to know is how the different objects are structured, in order to get a better understanding of the similarities and differences between them. I'll edit my question later to make that clearer, sorry for the mixup
– Elias Van Ootegem
Apr 30 '12...
How to format strings in Java
...od, so you just have to pass the restURL like this
/customer/{0}/user/{1}/order
and add as many params as you need:
public String createURL (String restURL, Object ... params) {
return new MessageFormat(restURL).format(params);
}
You just have to call this method like this:
createU...
Chrome sendrequest error: TypeError: Converting circular structure to JSON
...mit": null,
"size": 0,
"chunks": [],
"writable": true,
"readable": false,
"_events": {
"pipe": [null, null],
"error": [null]
},
"before": [null],
"after": [],
"response": {
"output": [],
"outputEncodings": [],
"writable": true,
"_last": false,
"chunkedEncoding": false,
...
Bare asterisk in function arguments?
...s probably to quietly gobble up all the remaining positional arguments, in order to force the remaining arguments to be keyword-only.
– Stephen
Apr 25 '18 at 17:19
11
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Sort NSArray of date strings or objects
...s @selector(compare:) as the parameter. The -[NSDate compare:] method will order dates in ascending order for you. This is simpler than creating an NSSortDescriptor, and much simpler than writing your own comparison function. (NSDate objects know how to compare themselves to each other at least as e...
How does java do modulus calculations with negative numbers?
...eneral, int result = (-a) % b; gives the right answer when |-a| > b. In order to get the proper result when |-a| < b we should wrap the divisor. int result = ((-a) % b) + b; for negative a or int result = (((-a) % b) + b) % b; for positive or negative a
– Oz Edri
...
Printing without newline (print 'a',) prints a space, how to remove?
... you to set an end parameter. You can use it in >=2.6 by importing from __future__. I'd avoid this in any serious 2.x code though, as it will be a little confusing for those who have never used 3.x. However, it should give you a taste of some of the goodness 3.x brings.
>>> from __futur...
One-liner to check whether an iterator yields at least one element?
...In case the iterator yields something false-ish you can write any(True for _ in iterator).
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Is C++ context-free or context-sensitive?
... the important part is that the parser needs to perform the computation in order to perform syntactic analysis. It could have been any computation expressible as a template instantiation and there is every reason to believe that C++ template instantiation is Turing-complete. See, for example, Todd L...