We recommend that you use the command line download tool. The command line tool is not only easy to use, but also has a high download speed and download efficiency. It is especially suitable for downloading files in large batches. Next we will introduce the Linux download tools MyGet and Linuxdown in detail.
MyGet
The Linux download tool MyGet is designed as an e
The Linux download tool MyGet is designed as an extensible multi-thread download tool with rich interfaces. It supports HTTP, FTP, HTTPS, MMS, RTSP, and other protocols. Download the latest version 0.1.0 from http://myget.sourceforge.net/release/myget-0.1.0.tar.bz2.
Run the following command to install the Linux download tool MyGet:
#tarjxvfmyget-0.1.0.tar.b
Multi-threaded Download tool under Linux
Myget [Recommended]
The Myget goal is designed as an extensible, rich-Interface multithreaded download tool that supports protocols such as HTTP, FTP, and HTTPS.
Download the latest version of 0.1.0 in http://myget.sourceforge.net/release/myget-0.1.0.tar.bz2,
After downloading use the following command to install:
#tar
continuation of the function, download interrupted, re-enter the above command, you will be prompted to resume, press the R key to continue to download.MyGet Myget Target is designed as an extensible, multi-threaded download tool with rich interface, it supports HTTP, FTP, HTTPS, MMS, RTSP and other protocols. In[color= "#0000ff"]http://myget.sourceforge.net/release/myget-0.1.0.tar.bz2Download the latest v
command, and a message indicating the resume is displayed. Press the R key to continue the download.
MyGet is designed as an extensible multi-threaded linux Command Line download tool with rich interfaces. It supports HTTP, FTP, HTTPS, MMS, RTSP, and other protocols. In:
# Tar jxvf myget-0.1.0.tar.bz2
# Cd myget-0.1.0 #./configure
# Make
# Make install
The
"); HttpResponse Httpresponse;try {//execute gethttp commit HttpResponse = new Defaulthttpclient (). Execute (httpget); Httpresponse.getstatusline (). Getstatuscode () ==200) {//If successful, the returned data is converted to string type string s=entityutils.tostring ( Httpresponse.getentity ()); LOG.I ("JSON", s); Declares a JSON array Jsonarray js Jsonarray (s); Declare a data set that is as long as the length of his JSON array string[] data=new string[jsonarray.length ()]; //LoopsOutput for
Use LinkedList to simulate a stack or queue data structure.Stack: Advanced after out like a cup.Queue: FIFO is like a water pipe.import java.util.LinkedList; Public classDuilie {PrivateLinkedList link; PublicDuilie () {link=NewLinkedList (); } Public voidmyadd (Object obj) {link.addfirst (obj); } PublicObject MyGet () {//return Link.removelast ();//Queue returnLink.removefirst ();//Stack } PublicBoolean isNull () {returnLink.ise
If the programmer does not define a copy constructor, the compiler automatically generates a default copy constructor. What problems may arise?The following is an example1. No copy constructor# Include Class myclass{Public:Myclass (int){B = new int ();}Int * myget (){Return B;}Protected:PRIVATE:Int * B;};Int main (){Myclass class1 (5 );Myclass class2 (class1 );STD: cout STD: cout }Execution result:That is, the data members of two objects Save the same
.* Alternative methods appear in the JDK1.61.offer (e) added to the end, Offerfirst (e), Offerlast (e)2.peek () head, Peekfirst ();p eeklast (); Gets the element, but does not delete the element. If the collectionNone of the elements in the will return null.3.poll () head, Pollfirst (), Polllast (); Gets the element, but does not delete the element. If the collectionNo element will return nullImport java.util.LinkedList;/*** Use LinkedList to simulate a stack or queue data structure* Stack: Adva
in the linked list, and throws a Nosuchelementexception exception if the list is empty.Removelast ();After JDK1.6:Pollfirst (); Gets the first element of the list and deletes the element in the linked list, and returns null if the list is empty.Polllast ();Specific code implementation:1 package collection; 2/* 3 * Use LinkedList to simulate the queue this data structure 4 */5 import java.util.LinkedList; 6 7 class queue{//creates a container that provides external objects that can use the co
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