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How can I check if a Perl array contains a particular value?
....73/s (n=100000)
first: 1 wallclock secs ( 0.63 usr + 0.01 sys = 0.64 CPU) @ 156250.00/s (n=100000)
grep: 42 wallclock secs (41.95 usr + 0.08 sys = 42.03 CPU) @ 2379.25/s (n=100000)
hash: 0 wallclock secs ( 0.01 usr + 0.00 sys = 0.01 CPU) @ 10000000.00/s (n=100000)
...
How can I add a box-shadow on one side of an element?
...hadow-div{
margin:20px;
display:table;
overflow:hidden;
}
Demo:
http://jsfiddle.net/jDyQt/103
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How to read a single char from the console in Java (as the user types it)?
...le input in Python and Java. Excerpt:
If your program must be console based,
you have to switch your terminal out
of line mode into character mode, and
remember to restore it before your
program quits. There is no portable
way to do this across operating
systems.
One of the sugges...
Javascript: Extend a Function
... javascript extension.
First let us extend javascript function.
function Base(props) {
const _props = props
this.getProps = () => _props
// We can make method private by not binding it to this object.
// Hence it is not exposed when we return this.
const privateMethod = ()...
How do you add Boost libraries in CMakeLists.txt?
...Boost_INCLUDE_DIRS} )
add_executable( run main.cpp ) # Example application based on main.cpp
# Alternatively you could use ${Boost_LIBRARIES} here.
target_link_libraries( run ${Boost_PROGRAM_OPTIONS_LIBRARY} ${Boost_REGEX_LIBRARY} )
Some general tips:
When searching, FindBoost checks the envir...
Change Active Menu Item on Page Scroll?
...
Just check my Code and Sniper and demo link :
// Basice Code keep it
$(document).ready(function () {
$(document).on("scroll", onScroll);
//smoothscroll
$('a[href^="#"]').on('click', function (e) {
e.preventDefaul...
Python list of dictionaries search
...a/quQzv (method names see below).
All tests done with Python 3.6.4, W7x64.
from random import randint
from timeit import timeit
list_dicts = []
for _ in range(1000): # number of dicts in the list
dict_tmp = {}
for i in range(10): # number of keys for each dict
dict_tmp[f...
Two inline-block, width 50% elements wrap to second line [duplicate]
...major browsers, it's been tried and tested in a number of complex viewport-based web applications.
<style>
.container {
font-size: 0;
}
.ie7 .column {
font-size: 16px;
display: inline;
zoom: 1;
}
.ie8 .column {
font-size:16px;
...
How is the default max Java heap size determined?
...
In my case on Linux, InitialHeapSize = 262803264 and MaxHeapSize = 4206886912 which is about 256 MB and 4 GB if I'm not mistaken. Does this mean that every JVM starts as if it was launched with -Xms256m -Xmx4g options?
– Yuriy Nakonechnyy
...
How to get current date in jquery?
...String();
var mm = (this.getMonth()+1).toString(); // getMonth() is zero-based
var dd = this.getDate().toString();
return yyyy + "/" + (mm[1]?mm:"0"+mm[0]) + "/" + (dd[1]?dd:"0"+dd[0]); // padding
};
var date = new Date();
console.log( date.yyyymmdd() ); // Assuming you have an open console
...