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Get JavaScript object from array of objects by value of property [duplicate]
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Filter array of objects, which property matches value, returns array:
var result = jsObjects.filter(obj => {
return obj.b === 6
})
See the MDN Docs on Array.prototype.filter()
const jsObjects = [
{a: 1, b: 2},
{a: 3, b: 4},
{a: 5, b...
Vagrant's port forwarding not working [closed]
I'm running into a small problem at the end of the Getting Started guide for vagrant . I'm working on a CentOS basebox that has Apache2 running (provisioning via Puppet). I've set up port forwarding for web requests using the following line in Vagrantfile :
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Circle-Rectangle collision detection (intersection)
How can I tell whether a circle and a rectangle intersect in 2D Euclidean space? (i.e. classic 2D geometry)
25 Answers
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Structure padding and packing
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Padding aligns structure members to "natural" address boundaries - say, int members would have offsets, which are mod(4) == 0 on 32-bit platform. Padding is on by default. It inserts the following "gaps" into your first struc...
Easiest way to copy a single file from host to Vagrant guest?
I have a use case where I occasionally want to copy a single file from my host machine to the Vagrant guest.
18 Answers
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C++ 读写xml方法整理（持续更新） - C/C++ - 清泛网 - 专注C/C++及内核技术
...太多了，这里对常用的几种做一个总结，附demo。1、Markup 下载：
特点：C++编写的，一个.h，一个.cpp，绿色小巧，直接加入工程源码编译，只支持MFC。
<?xml version="1.0" encoding="utf-8"?>
<root>
<update ver="1.2.0" pkg="setup.exe" force="1"/>
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How can I print the contents of a hash in Perl?
I keep printing my hash as # of buckets / # allocated.
How do I print the contents of my hash?
11 Answers
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Is it possible to data-bind visible to the negation (“!”) of a boolean ViewModel property?
I'd like to use a property on my ViewModel to toggle which icon to display without creating a separate computed property of the inverse. Is this possible?
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How do you import a large MS SQL .sql file?
I use RedGate SQL data compare and generated a .sql file, so I could run it on my local machine. But the problem is that the file is over 300mb, which means I can't do copy and paste because the clipboard won't be able to handle it, and when I try to open the file in SQL Server Management Studio I g...
How to process SIGTERM signal gracefully?
Let's assume we have such a trivial daemon written in python:
7 Answers
7
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