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How do you run a Python script as a service in Windows?
...
class AppServerSvc (win32serviceutil.ServiceFramework):
_svc_name_ = "TestService"
_svc_display_name_ = "Test Service"
def __init__(self,args):
win32serviceutil.ServiceFramework.__init__(self,args)
self.hWaitStop = win32event.CreateEvent(None,0,0,None)
socket.se...
std::shared_ptr thread safety explained
...unt without using lock? An the atomic increment is done by special atomic_test_and_swap/atomic_test_and_increment instructions?
– rahul.deshmukhpatil
Aug 17 '15 at 8:16
...
Why can't (or doesn't) the compiler optimize a predictable addition loop into a multiplication?
...O1 to
add_100k_signed: # @add_100k_signed
test esi, esi
jle .LBB0_1
mov r9d, esi
xor r8d, r8d
xor esi, esi
xor eax, eax
.LBB0_4: # =>This Inner Loop Header: Depth=1
...
Javascript equivalent of Python's zip function
...if you use the second answer with variadic arguments, you may want to perf test it.)
Here's a oneliner:
function zip(arrays) {
return arrays[0].map(function(_,i){
return arrays.map(function(array){return array[i]})
});
}
// > zip([[1,2],[11,22],[111,222]])
// [[1,11,111],[2,2...
How to check visibility of software keyboard in Android?
...e the height of the action bar. In the new answer that has been ignored by testing if that height is greater than some constant, but 100 pixels is not sufficient for xxhdpi devices such as the Nexus 4. Consider converting that value to DPs if you really want to use this hacky work-around.
...
Using bitwise OR 0 to floor a number
...loops on chrome due to loop invariant code motion. A slightly better perf test would be: jsperf.com/floor-performance/2
– Sam Giles
May 8 '13 at 12:04
...
Create list of single item repeated N times
... references to the same list, not n independent empty lists.
Performance testing
At first glance it seems that repeat is the fastest way to create a list with n identical elements:
>>> timeit.timeit('itertools.repeat(0, 10)', 'import itertools', number = 1000000)
0.37095273281943264
>...
Good ways to manage a changelog using git?
...ect (for example: doc, packaging, code ...)
by audience (for example: dev, tester, users ...)
Additionally, you could want to tag some commits:
as "minor" commits that shouldn't get outputed to your changelog (cosmetic changes, small typo in comments...)
as "refactor" if you don't really have a...
Private properties in JavaScript ES6 classes
...t.
class Something {
#property;
constructor(){
this.#property = "test";
}
#privateMethod() {
return 'hello world';
}
getPrivateMessage() {
return this.#privateMethod();
}
}
const instance = new Something();
console.log(instance.property); //=> undefined
console.lo...
How to make Java honor the DNS Caching Timeout?
...tStream;
import java.net.URL;
import java.net.URLConnection;
public class Test {
final static String hostname = "www.google.com";
public static void main(String[] args) {
// only required for Java SE 5 and lower:
//Security.setProperty("networkaddress.cache.ttl", "30");
...