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How to get first and last day of the week in JavaScript
...et first and last day, for any start day.
knowing that:
1 day = 86,400,000 milliseconds.
JS dates values are in milliseconds
Recipe: figure out how many days you need to remove to get the your week's start day (multiply by 1 day's worth of milliseconds). All that is left after that is to...
What is the difference between JDK dynamic proxy and CGLib?
...ub methods:
cglib JDK proxy
creation 804.000 (1.899) 973.650 (1.624)
invocation 0.002 (0.000) 0.005 (0.000)
The time is noted in nanoseconds with standard deviation in braces. You can find more details on the benchmark in Byte Buddy's ...
Choosing between std::map and std::unordered_map [duplicate]
...
@paulm, as I stated in the blog post N=10,000,000.
– Motti
Aug 31 '14 at 7:39
The blo...
Test or check if sheet exists
...ory I ran some benchmark tests on this vs. Tim Williams' answer. Over 500,000 loops, yours took 22 seconds and Tim's took <1.
– rory.ap
Mar 15 '16 at 12:10
...
Real life trading API [closed]
...
EDIT: It seems like there's a $25,000 account minimum to access their APIs...
– train
Feb 2 '16 at 17:21
add a comment
...
Random color generator
...
Use getRandomColor() in place of "#0000FF":
function getRandomColor() {
var letters = '0123456789ABCDEF';
var color = '#';
for (var i = 0; i < 6; i++) {
color += letters[Math.floor(Math.random() * 16)];
}
return color;
}
fun...
Format numbers in django templates
...
There is also a python way to do this thing:
>>> '{:,}'.format(1000000)
'1,000,000'
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rsync: difference between --size-only and --ignore-times
...
111
There are several ways rsync compares files -- the authoritative source is the rsync algorithm...
How to check if an object is a generator object in python?
...ng module.
from typing import Generator, Iterator
g = (i for i in range(1_000_000))
print(type(g))
print(isinstance(g, Generator))
print(isinstance(g, Iterator))
result:
<class 'generator'>
True
True
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MFC CString::Format()函数详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...浮点数，
Format("this is %e",-2.22);
返回的是：this is -2.220000E+000
等一下再说明如果将数的精度缩小
g 这个只能对应浮点型，且它会将值中多余的数去掉
Format("this is %g",02.200);
返回的是：this is 2.2
n 只能对应浮点型，...