Seven new features of jdk8 Nashorn JavaScript

Introduction Nashorn is a JavaScript engine. Starting from JDK 1.8, nashorn replaced Rhino (JDK 1.6, JDK 1.7) as an embedded JavaScript engine of Java. Nashorn fully supports the ECMAScript 5.1 specification and some extensions. It uses new language features based on JSR 292, including invokedynamic introduced in JDK 7, to compile JavaScript i ...

Posted by ASDen on Wed, 08 Apr 2020 09:42:33 +0200

Download 1000 apk s (with hands-on materials) in Python UU

When we were testing Android phones, The marketing department wants our testing department to test the compatibility of Top 1000 app s, To ensure that our mobile phones can be installed and run normally with so many easy-to-use app s, And the marketing department provides the apk download address of top 1000 in an application market. How to do ...

Posted by indian98476 on Mon, 06 Apr 2020 10:43:51 +0200

The realization of C language linked list in Joseph problem

1. First of all, let's understand what is Josephus ring problem: Tell an interesting story: Joseph is a general of the Jewish army. During the uprising against Rome, his army was defeated. There are only 40 remaining troops. They are all people who would rather die than surrender and become traitors. A group of people voted to die, so they used ...

Posted by Fluoresce on Mon, 06 Apr 2020 03:57:15 +0200

Create your own Valentine's Day card in Python. Send it to TA for romance

Tomorrow is Valentine's day. This Valentine's Day is doomed to be a Valentine's day that can't be dated, but not dating doesn't mean that can't be romantic. The ancients were born earlier than us, and those romantic poems were mined out by them. We certainly have no chance. Fortunately, we also have Python, otherwise we don't know how to expres ...

Posted by Scip on Sun, 05 Apr 2020 10:57:31 +0200

C ා global listening for Windows keyboard events

This method only involves how to use the existing tool classes to realize listening. Its specific principle mainly involves calling the underlying API of Windows: defining a hook to hook the keyboard event, but not the specific principle here. 1. Tool code Quote using System; using System.Collections.Generic; using System.Tex ...

Posted by riespies on Sun, 05 Apr 2020 10:42:12 +0200

Automatic switch of python wifi

demand At present, the network of a company's live broadcast is unstable, resulting in the live broadcast exception. The original solution is to manually find the exception, and then manually switch the network (4G hotspot), but it has a great impact on the business. The first solution is to upgrade the company's network (dif ...

Posted by mwalsh on Sat, 04 Apr 2020 18:05:14 +0200

Introduction to TensorFlow (1) correction of some small mistakes

Recently, in-depth learning, I borrowed the TensorFlow practical Google in-depth learning framework from the library and looked at it curtly. Recently, Bi set needs to find a PDF version on the Internet and chew it carefully. I found that there are some errors in the code of this book, which need to be slightly modified. Otherwise, ...

Posted by deveed on Fri, 03 Apr 2020 22:09:01 +0200

Python learning notes (7) Python string (4)

Input and output Input function raw Ou input (Python 3: input) 1 >>> raw_input("Please enter a letter") #A function to get the input 2 Please enter a letter A 3 'A' 4 >>> 5 >>> name = raw_input("Please input your name:") #The input is assigned to a variable 6 Please input your name:tom 7 >>> name 8 ' ...

Posted by ThinkGeekness on Fri, 03 Apr 2020 03:48:34 +0200

python module sys module

sys.argv Command line parameter list, the first parameter is the path of the program itself Create a script named sys.argv.py import sys print(sys.argv) The script is followed by two test names test1 and test2 C:\Users\wefbn>python F:\python\test\bin\bin.py test1 test2 Result ['F:\\python\\test\\bin\\bin.py', 'test1', 'test2'] sys.path() ...

Posted by bradles on Thu, 02 Apr 2020 15:57:44 +0200

windows environment installation of Openresty data

◆ 1. Download the windows version of openresty: http://openresty.org/cn/download.html ◆ 2. Unzip to the directory to be installed (for example: unzip to the root directory of disk D): D:\openresty-1.13.6.1-win32>dir Driver D The volume in does not have a label. The serial number of the volume is A25B-3CEA D:\openres ...

Posted by heminfotech on Wed, 01 Apr 2020 23:58:25 +0200