Found 34472 Articles for Programming

How to get specific nodes in xml file in Python?

Rajendra Dharmkar
Updated on 11-Sep-2023 16:55:35

6K+ Views

XML (eXtensible Markup Language) is a popular data format that is used for storing and transmitting structured data. In Python, there are several libraries available to work with XML files, such as ElementTree, minidom, and lxml. Each library has its strengths, but we will focus on ElementTree, which is part of the Python standard library and provides a simple and efficient way to parse and manipulate XML data. In this comprehensive article, we will guide you through the process of extracting specific nodes from an XML file using Python's ElementTree library. Introduction to XML and ElementTree XML is a ... Read More

What is a Locale class in Java?

Sai Subramanyam
Updated on 30-Jul-2019 22:30:20

123 Views

The java.util.Locale class object represents a specific geographical, political, or cultural region. An operation that requires a Locale to perform its task is called locale-sensitive and uses the Locale to form information for the user. The locale is a mechanism for identifying objects, not a container for the objects themselves.

How to move a file from one folder to another using Python?

Sarika Singh
Updated on 18-Aug-2022 07:08:24

6K+ Views

The Python shutil module provides a number of functions for high-level operations on individual files and file collections. We could move a file from one folder to another. You can accomplish this in a number of ways. Using OS Module The Python OS module gives users the ability to create interactions with their operating systems. The shutil.move() method can be used to move files. To move a file from one directory to another, follow the instructions below. Example - Using shutil.move() method Following is an example to move a file from one folder to another using shutil.move() method − # ... Read More

What is the purpose of System class in Java?

Lakshmi Srinivas
Updated on 30-Jul-2019 22:30:20

1K+ Views

System class belongs to the package java.lang. It cannot be instantiated. A System class provides − standard output. error output streams. standard input and access to externally defined properties and environment variables. A utility method for quickly copying a portion of an array. a means of loading files and libraries. Following are the fields for java.lang.System class − static PrintStream err − This is the "standard" error output stream. static InputStream in − This is the "standard" input stream. static PrintStream out − This is the "standard" output stream.

How to copy certain files from one folder to another using Python?

Rajendra Dharmkar
Updated on 11-Sep-2023 16:48:16

2K+ Views

In the vast domain of computer programming, the skill to manage files and directories efficiently is of utmost significance. Python, a versatile and powerful programming language, offers a plethora of tools to manipulate files efficiently. One common task that frequently arises is the need to copy specific files from one folder to another. In this enlightening article, we will take a peek into the process of achieving this using Python. We will explore various techniques, step−by−step, along with a few practical code examples. Understanding the Task at Hand Before we embark on the path to copy files, let's take a ... Read More

What is Callable interface in Java?

Sharon Christine
Updated on 30-Jul-2019 22:30:20

594 Views

The Callable interface is found in the package java.util.concurrent. The Callable object can return the computed result done by a thread in contrast to a runnable interface which can only run the thread. The Callable object returns a Future object which provides methods to monitor the progress of a task being executed by a thread. The future object can be used to check the status of a Callable and then retrieve the result from the Callable once the thread is done. It also provides timeout functionality.

How to copy files from one folder to another using Python?

Sarika Singh
Updated on 24-Aug-2023 17:14:22

42K+ Views

A file is a collection of information or data that is stored on a computer. You are already familiar with several file types, such as your audio, video, and text files. Text files and binary files are the two categories into which we often split files. Simple text is contained in text files, as opposed to binary data, which can only be read by computers. A group of files and subdirectories is called a directory or folder. A subdirectory is a directory present inside a directory. Numerous operating system functions can be carried out automatically. File Operations Using Python Python ... Read More

What is Runnable interface in Java?

Swarali Sree
Updated on 30-Jul-2019 22:30:20

455 Views

If your class is intended to be executed as a thread, then you can achieve this by implementing a Runnable interface. This belongs to the java.lang package.

Can private methods of a class be accessed from outside of a class in Java?

Samual Sam
Updated on 18-Feb-2020 09:45:41

14K+ Views

You can access the private methods of a class using java reflection package.Step1 − Instantiate the Method class of the java.lang.reflect package by passing the method name of the method which is declared private.Step2 − Set the method accessible by passing value true to the setAccessible() method.Step3 − Finally, invoke the method using the invoke() method.Exampleimport java.lang.reflect.Method; public class DemoTest {    private void sampleMethod() {       System.out.println("hello");    } } public class SampleTest {    public static void main(String args[]) throws Exception {       Class c = Class.forName("DemoTest");       Object obj ... Read More

How to compare two different files line by line in Python?

Sarika Singh
Updated on 17-Aug-2022 13:56:40

10K+ Views

This tutorial looks at various Python comparison techniques for two files. We'll go over how to perform this typical work by using the available modules, reading two files, and comparing them line by line. In Python, comparing two files can be done in a variety of ways. Comparing Two Text Files Line by Line Using the open() function to read the data from two text files, we can compare the information they contain. The local directory will be searched for and potentially read by the open() function. Example We'll contrast two files containing python data in this example. We're informed ... Read More

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