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What are Runtime.getRuntime().totalMemory() and freeMemory()?
...dTotal(),
(float)getAllocatedTotal() / (float)getTotal() * 100,
getTotal(),
isBounded()? "bounded" : "unbounded",
isAtMaximumAllocation()? "maxed out" : "can grow",
getUnallocated()
);
out.printf("Used: %...
When to use std::forward to forward arguments?
...SBKerrek SB
415k7676 gold badges781781 silver badges10021002 bronze badges
...
What is RSS and VSZ in Linux memory management
... to 2500K of shared libraries, has 200K of stack/heap allocations of which 100K is actually in memory (rest is swapped or unused), and it has only actually loaded 1000K of the shared libraries and 400K of its own binary then:
RSS: 400K + 1000K + 100K = 1500K
VSZ: 500K + 2500K + 200K = 3200K
Since...
SVG: text inside rect
...p://www.w3.org/2000/svg">
<g>
<rect x="0" y="0" width="100" height="100" fill="red"></rect>
<text x="0" y="50" font-family="Verdana" font-size="35" fill="blue">Hello</text>
</g>
</svg>
...
Which is more preferable to use: lambda functions or nested functions ('def')?
...ll me what this does:
str(reduce(lambda x,y:x+y,map(lambda x:x**x,range(1,1001))))[-10:]
I wrote it, and it took me a minute to figure it out. This is from Project Euler - i won't say which problem because i hate spoilers, but it runs in 0.124 seconds :)
...
How costly is .NET reflection?
...ay Things, Jeff Richter shows that calling a method by reflection is about 1000 times slower than calling it normally.
Jeff's tip: if you need to call the method multiple times, use reflection once to find it, then assign it to a delegate, and then call the delegate.
...
In Scala how do I remove duplicates from a list?
...d) v :: result else result)
.reverse
Performance results on a list of 100,000,000 random Ints from 0-99:
distinct : 0.6655373s
distinctOnSorted: 0.2848134s
Performance with MutableList or ListBuffer
While it would seem that a more mutable / non-functional programming approach might be f...
Why is printing to stdout so slow? Can it be sped up?
...ile writing test on my machine, and with buffering, it also 0.05s here for 100,000 lines.
However, with the above modifications to write unbuffered, it takes 40 seconds to write only 1,000 lines to disk. I gave up waiting for 100,000 lines to write, but extrapolating from the previous, it would tak...
How to give border to any element using css without adding border-width to the whole width of elemen
...dding cut inside the box. You can now safely declare your element to be of 100% width, including pixel-based padding and border, and accomplish your goal perfectly.
-webkit-box-sizing: border-box; /* Safari/Chrome, other WebKit */
-moz-box-sizing: border-box; /* Firefox, other Gecko */
box-sizing:...
How can I create Min stl priority_queue?
...are> pq;
people person1,person2,person3;
person1.salary=100;
person1.age = 50;
person2.salary=80;
person2.age = 40;
person3.salary = 100;
person3.age=40;
pq.push(person1);
pq.push(person2);
pq.push(person3);
...