exit program

The SYS module is commonly used to process Python runtime configuration and resources so that it can interact with a system environment other than the previous program.1. Import and Function viewImport # Import sys module >>> dir (sys) #dir ()

The main description of the three aspects of the content: the first is the assembly language program template, and the template involved in some of the knowledge points; the second is how to debug assembly language, and the third is how to call C

Private long exitTime = 0;/*** capture return event button ** because this Activity inherits TabActivity and does not respond with onKeyDown, so you can use dispatchKeyEvent * for a general Activity to use onKeyDown */@ Overridepublic boolean

1. First write the regular expression of the expression (add minus, multiplication, multiply negative, except negative, match parentheses innermost)L1_expression = Re.compile (R ' (-?\d+) (\.\d+)? [ -+] (-?\d+) (\.\d+)? ')

Exception Handling Mechanism in Java and Java Exception Handling Mechanism   Exceptions in life: Cannot complete and complete some work smoothly Handle different exceptions instead of ending our lives.  Lead: Exception Handling: Method:1. Select

#include #include#include#defineN 30voidMain () {intA,b,k,i,n; Doublec,d; Srand (Time (NULL)); Do{printf ("\ n Please enter a number type (1. Integer 2. Decimal)-1 is the exit program:"); scanf ("%d",&N); Switch(n) { Case 1; {

Finally came to the visual window made part of, from learning Java, until the beginning of learning, until now, are looking forward to one day can write an interface and is very beautiful application, today is a real start of the time node,

The original digest from Http://www.cocoachina.com/industry/20131106/7304.htmlNSURLSession is a new network interface in IOS7, which is tied to the nsurlconnection we are familiar with. When the program is in the foreground, nsurlsession and

This program is recorded:1. Generator1.1 List-derived methods1.2 Function Method--application of complex derivation method2. iterators3, the decorative device3.1 Single authentication method (call does not pass parameters)3.2 Single authentication

Notes on the next day for getting started with python, and the next day for getting started with python Main program file flagIf _ name __= = "_ main __": When the program executes python 1.py, the program 1.py _ name _ is mainTo call other files, __

Managing the types of files and folders1 How to manipulate files and folders2 How to implement the monitoring function of files and foldersManaging the types of files and folders1 How to manipulate files and folders. The FileInfo and Dictionaryinfo

1, first we have to create a new text file under the D drive (file name: AAA.txt), and write any character in the file, if not the file will be found because the file opened failed.2, run the program, the characters within the file read output to

Python-Level 7 dictionary query and python dictionary Query 1 #-*-coding: UTF-8-*-2 3 4 # job requirements: 5 # five menus of municipalities, provinces, municipalities, counties, districts, and sub-streets; 6 # Step by step to all layers 7 # exit to

Python implements the student information management system, python After the Python Implementation of the simple address book in the previous blog, I want to write a complex student information management system. 1. Entry Management of student

today in the project to do a music player, found that the function of the click Exit Program can not be realized finally found some useful information, went online to read a half-day information, the following is the code to exit the program:in the

Time module:in Python, there are usually several ways to represent the time:1, time stamp, such as Time.time2. Formatted time string, e.g. ' 17/01/2017 10:17:00 '3, tuples (struct_time), such as Gmtime, localtime, etc.Time.time (): Converts all time

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Program sometimes inadvertently click the exit button to quit the program, you need to set the exit key to monitor the Click event, to determine whether to exit.Directly on the code, can be placed in the Exit button monitoring Click event

I. INTRODUCTIONThe SYS module is used to provide actions related to the Python interpreter.Two. Common functionsSYS.ARGV command line parameter list, the first element is the program itself path Sys.modules returns the System Import module field,

1, password login;2, through the keyboard input student information, including students study number, name, results;3, the input information is saved to the specified file;4, read the student information from the file;5, display all student