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Questions and Answers

Answer written - Python
author
,
A guide
Scrapping is a very interesting topic but serious as well. Because it is not a legal work until website owner allows you to scrap it so if you are doing it, will completely be your responsibility. I'm going to show you how you can scrap a website and store it in a csv file. You can save it into database as well its up to your choice. There are various ways to scrap but I have come with Beautif... (more)
Answer written - Server
author
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A guide
When you have been working on part of your project and things are in a messy state and you want to switch branches for some other work. The problem is that you don’t want to do a commit of half done work so you can get back to this point later. In such situations git stash command is very useful. Stashing takes the your modified tracked files and staged changes and saves it on a stack of unfini... (more)
Answer written - Python
author
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Aspirant Programmer
Sleep function is present in time module of python. It is very useful when you are trying to add some delay in program execution. It does not stop complete program instead it just adds some delay in particular thread only. We can understand it with some examples which you see below:   import time #Example:1 sleep_time = 1 print("Hello") time.sleep(sleep_time) print("World")   #Examp... (more)
Answer written - Python
author
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Aspirant Programmer
Fibonacci series is a series of numbers in which each number is addition of previous two numbers. So, lets create it with an example For example:  0 1 1 2 3 5 8 13 and so on. Lets number of terms is 8. terms = 8 a=0 b=1 print(a,b,end="") for n in range(2, terms):     next = a+b     print(next, end="")     a=b     b=next        ... (more)
Answer written - React Js
author

Try

npm update chokidar

the older versions aint compatible with Node v14 and above

 

Answer written - Miscellaneous
author
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Aspirant Programmer

There is a very easy to use pendrive in mac system. You would have faced this type of problem with a pendrive formated as NTFS. You just need to reformat your pendrive and choose the option as FAT32 and now it will be ready to use with mac as well as windows operating system.

 

Answer written - PHP
author
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Aspirant Programmer
I also faced such issue while working on a laravel project and after several rearch I found a solution which worked for me and it was really unexpected for me and that is the below command you can use in such scenario. composer dump-autoload Additionally, you can also use these below command collectively to avoid any other cache issue of laravel. php artisan cache:clear php artisan config:cac... (more)
Answer written - JavaScript
author
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Aspirant Programmer
When we talk about looping through objects, before ES6 we had only one option to loop through objects using for...in. But it has some drawback as it iterates through properties in the prototype chain and to check if property belongs to the object you can do this with hasOwnProperty.    for (var property in object) {   if (object.hasOwnProperty(property)) {     // Rest code   } }   Bet... (more)
Answer written - Server
author
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Aspirant Programmer
.htaccess is a configuration file for the Apache web server. It’s an extremely powerful tool that can be used to modify the Apache configuration without editing the Apache configuration files directly. Let us see how to create this configuration and use it to restrict directory listings and IP addresses, and to handle redirects.   Enable .htaccess file:   sudo nano /etc/apache2/sites-avai... (more)
Answer written - Angular
author
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Aspirant Programmer
If you have a list of records and now you want a edit screen to edit and update the record then you can do it using following steps: 1- Import forms module in component import { FormGroup, FormBuilder, Validators, FormArray } from '@angular/forms'; 2- Then declare variables of form builder and form group public testform: FormGroup;   constructor(     public share: S... (more)