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How to work around the stricter Java 8 Javadoc when using Maven
...lt;table summary=""> trick still works on JDK8. (just tested on jdk1.8.0_201)
– peterh
Feb 17 '19 at 8:29
@peterh I...
Do HTML WebSockets maintain an open connection for each client? Does this scale?
...
@ArnaudBouchez check en.wikipedia.org/wiki/HTTP_persistent_connection#HTTP_1.1 WebSockets are open as long as you want and are not hackish (like long-polling and other alternatives).
– kaoD
Feb 21 '15 at 19:20
...
In git, what is the difference between merge --squash and rebase?
...--commit with --squash
Previously, when --squash was supplied, 'option_commit' was silently
dropped. This could have been surprising to a user who tried to override
the no-commit behavior of squash using --commit explicitly.
git/git builtin/merge.c#cmd_merge() now includes:
if (option_co...
Preferred Github workflow for updating a pull request after code review
...uming that no-one cares because it is a fork.
– brita_
Feb 7 '15 at 11:02
2
Follow-up: best pract...
How do I validate a date string format in python?
...
>>> import datetime
>>> def validate(date_text):
try:
datetime.datetime.strptime(date_text, '%Y-%m-%d')
except ValueError:
raise ValueError("Incorrect data format, should be YYYY-MM-DD")
>>> validate('2003-12-23')
>>> vali...
Using arrays or std::vectors in C++, what's the performance gap?
...mbly code was generated by gcc 4.1.0 invoked with g++ -O3 -S on a
// x86_64-suse-linux machine.
#include <vector>
struct S
{
int padding;
std::vector<int> v;
int * p;
std::vector<int>::iterator i;
};
int pointer_index (S & s) { return s.p[3]; }
// movq 32(%r...
Are there any O(1/n) algorithms?
...ct an arbitrary algorithm to fulfill this, e.g. the following one:
def get_faster(list):
how_long = (1 / len(list)) * 100000
sleep(how_long)
Clearly, this function spends less time as the input size grows … at least until some limit, enforced by the hardware (precision of the numbers, m...
Android studio, gradle and NDK
... -fexceptions" // Add provisions to allow C++11 functionality
stl "gnustl_shared" // Which STL library to use: gnustl or stlport
}
That's the process of compiling your C++ code, from there you need to load it, and create wrappers - but judging from your question, you already know how to do all t...
Why use static_cast(x) instead of (int)x?
I've heard that the static_cast function should be preferred to C-style or simple function-style casting. Is this true? Why?
...
What is the most efficient Java Collections library? [closed]
... long mem = usedMem();
TIntIntHashMap ours = new TIntIntHashMap(SET_SIZE);
for ( int i = dataset.size(); i-- > 0; ) {
ours.put(i, i);
}
mem = usedMem() - mem;
System.err.println("trove " + mem + " bytes");
ours.clear();
}
publi...