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Python subprocess.Popen “OSError: [Errno 12] Cannot allocate memory”
...msize of the process that failed to fork, at the time of the fork attempt, and then compare to the amount of free memory (physical and swap) as it relates to the overcommit policy (plug the numbers in.)
In your particular case, note that Virtuozzo has additional checks in overcommit enforcement. M...
Java exception not caught?
...ptly for reason S, then the try statement completes abruptly for reason S (and reason R is discarded).
So, when there is a catch block that throws an exception:
try {
// ...
} catch (Exception e) {
throw new Exception("2");
}
but there is also a finally block that also throws an exceptio...
What are some popular naming conventions for Unit Tests? [closed]
...test code should not be mixed up with your production code.
As for length and use of underscore, its test code, who the hell cares? Only you and your team will see it, so long as it is readable, and clear about what the test is doing, carry on! :)
That said, I am still quite new to testing and blo...
Mediator Vs Observer Object-Oriented Design Patterns
...ave been reading the Gang Of Four , in order to solve some of my problems and came across the Mediator pattern.
8 Answer...
C# Set collection?
...set operations. A set is a collection that contains no duplicate elements, and whose elements are in no particular order...
The capacity of a HashSet(Of T) object is the number of elements that the object can hold. A HashSet(Of T) object's capacity automatically increases as elements are ad...
What's Pros and Cons: putting javascript in head and putting just before the body close
Most of javascript and web development books/articles says that you must put CSS in the head tag and javascript at the bottom of the page.
...
Should developers have administrator permissions on their PC
...process of whatever they happen to be developing), poke about the registry and run software that will not work properly without admin privileges (just to list a few items). There are a host of other tasks integral to development work that require administration privileges to do.
Bearing in mind th...
How to bring back “Browser mode” in IE11?
...
[UPDATE]
The original question, and the answer below applied specifically to the IE11 preview releases.
The final release version of IE11 does in fact provide the ability to switch browser modes from the Emulation tab in the dev tools:
Having said that,...
java.util.regex - importance of Pattern.compile()?
...ld of the Matcher object is through the Pattern object's matcher() method, and the only way to get ahold of the Pattern object is through the compile() method. Then there's the find() method which, unlike matches(), is not duplicated in the String or Pattern classes.
The other reason is to avoid ...
Can someone explain the “debounce” function in Javascript
...ew anonymous function
return function() {
// reference the context and args for the setTimeout function
var context = this,
args = arguments;
// Should the function be called now? If immediate is true
// and not already in a timeout then the answer is: Yes
var ...