Crawling pictures of python learning notes

Purpose: according to the input navigation bar name, obtain the corresponding picture and save it to local by classification First, import the required modules. If you are prompted with an error, you can use pip to install in cmd if it is not installed import requests,os,shutil import re import time from fake_useragent im ...

Posted on Sun, 26 Jan 2020 07:42:03 -0800 by EZE

Mobile semantics brings performance optimization

readme Mobile semantics is a new feature of c++11. Its core idea is the transfer of ownership, not the traditional copy. Many c++11 template libraries, such as string and vector, support mobile semantics and include mobile constructors. The mobile semantics are usually discussed together with the right ...

Posted on Sun, 26 Jan 2020 05:24:28 -0800 by webpoet

The problem of SSS overexposure caused by SkyLight of UE4 engine fix movable

Catalog Cause problem SkyLight of station Mobile SkyLight Cause problem The cause of the problem is that in the case of Movable SkyLight, the Character will be white as a whole, and the original color can hardly be seen But it's normal under the static UE4 is the SSSS used, a separable sub su ...

Posted on Sun, 26 Jan 2020 01:46:18 -0800 by richarro1234

Winter training of Blue Bridge Cup

The sound of the cello is like a river. The left bank is my unforgettable memory. The right bank is my bright time to hold. The flowing in the middle is my slight sadness every year.                                                      Li Bai drinks Li Bai, the great poet, is a good drinker all ...

Posted on Tue, 21 Jan 2020 22:45:06 -0800 by kitcorsa

ZXing generate QR code

1. What is QR code? (Baidu Encyclopedia): QR Code is also called QR Code. The common QR Code is QR Code. QR full name is Quick Response. It is a super popular coding method on mobile devices in recent years. It can store more information and represent more data types than traditional Bar Code. 2. Using ZXING to generate QR code · corresp ...

Posted on Tue, 21 Jan 2020 09:48:38 -0800 by p4rsec

[c++11] right value reference, mobile semantics and perfect forwarding that I understand

      Right value reference and mobile semantics are introduced in c + +, which can avoid unnecessary duplication and improve program performance. It's a little hard to understand, so take the time to sort out your understanding. Left value, right value All values in C + + must belong to one o ...

Posted on Tue, 21 Jan 2020 01:36:03 -0800 by Ratzzak

Baidu translation project based on python crawler

Baidu translation calling project based on python crawler Preface Project overview difficulty Project steps and solutions to problems Observe the translation request format of Baidu translation Get sign value and token value Specific implementation process of crawler Preface I decided to learn ...

Posted on Tue, 21 Jan 2020 00:24:03 -0800 by anelka9

Occlusion of mobile soft keyboard

Article directory Introduction to scrollIntoView Specific use of anti blocking Using scroll to prevent occlusion Introduction to scrollIntoView In H5 page of mobile terminal, when the input box element gets the focus, the soft keyboard will be hoisted. If the input box is blocked by the soft key ...

Posted on Mon, 20 Jan 2020 21:02:22 -0800 by sergeidave

Generation diary of elderly remote monitoring crutches [the first bullet]

Generation diary of elderly remote monitoring crutches [the first bullet] Design conception Hardware list Hardware connection Related procedures Design conception It's no use talking before you get to the point. This design idea originates from my grandfather. Grandfather is old. Although his bo ...

Posted on Sun, 19 Jan 2020 22:37:22 -0800 by insub2

Using vue to control video and pop-up functions

2020-02-19 Two days ago, I wanted to talk about practicing vue, and I wrote a demo according to bilibili bili (I put this kind of imitation page for the first time, if there is anything inappropriate, please tell me). I wrote the core home page and video playing page, including controlling video and bu ...

Posted on Sun, 19 Jan 2020 03:10:17 -0800 by shoutdots