The problem is that thread_obj.start() returns immediately. The child thread that you started executes in its own context, in its own stack. Any exception that occurs there is in the context of the child thread. You have to communicate this information to the parent thread by passing some message.The code ... Read More
The code can be rewritten to catch the exception as follows:try: with open("myFile.txt") as f: print(f.readlines()) except: print('No such file or directory')We get the following outputC:/Users/TutorialsPoint1/~.py No such file or directory Read More
We can use the finally clause to clean up whether an exception is thrown or not:try: #some code here except: handle_exception() finally: do_cleanup()If the cleanup is to be done in the event of an exception, we can code like this:should_cleanup = True try: #some code here ... Read More
We can write custom exception classes with error codes and error messages as follows:class ErrorCode(Exception): def __init__(self, code): self.code = code try: raise ErrorCode(401) except ErrorCode as e: print "Received error with code:", e.codeWe get outputC:/Users/TutorialsPoint1/~.py Received error ... Read More
All python exceptions are not runtime errors, some are syntax errors as well.If you run the given code, you get the following output.File "C:/Users/TutorialsPoint1/~.py", line 4 else: ^ SyntaxError: invalid syntaxWe see that it is syntax error and not a runtime error.Errors or inaccuracies in a program are often called ... Read More
The code can be written as follows to catch the exceptiona, b=5, 0 try: if b != 0: print a/b else: a/b raise ZeroDivisionError except Exception as e: print eWe get the following outputC:/Users/TutorialsPoint1/~.py integer division ... Read More
Python has a method endswith(string) in the String class. This method accepts a suffix string that you want to search and is called on a string object. You can call this method in the following way:string = 'C:/Users/TutorialsPoint1/~.py' print(string.endswith('.py'))OUTPUTTrueThere is another way to find if a string ends with a ... Read More
Python has a method endswith(tuple) in the String class. This method accepts a tuple of strings that you want to search and is called on a string object. You can call this method in the following way:string = 'core java' print(string.endswith(('txt', 'xml', 'java', 'orld')))OUTPUTTrueThere is another way to find if ... Read More
WordPress is an open source CMS, used to develop dynamic websites. Let’s learn how to add jQuery script to WordPress. In the WordPress Theme folder, create a folder "js", and add a file in that. That file will be your Query file with extension “.js”. Add your jQuery script to that ... Read More
To call a jQuery plugin without specifying any elements, use extend method. Here’s a snippet showing how to call a jQuery plugin without specifying any elements:$.fn.extend({ myFunction1: function(){...} }); $.extend({ myFunction2: function(){...} });Above, you can see we’re calling myFunction1 and myFunction2 without specifying any elements and using ... Read More
To call a function inside a jQuery plugin from outside, try to run the following code. The code updates the name with jQuery as an example using properties:Live Demo<html> <head> <script src = "https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script> <script> $.fn.person = function(prop) { ... Read More
jQuery is a JavaScript library introduced to make development with JavaScript easier. It reduces the development time. Let us see how to call a jQuery plugin function outside the plugin.For calling, wrap the jQuery method for returning the instance of the constructor. Call prototype methods on it.For example, $.fn.myFunction = ... Read More
Calling a JavaScript library function is quite easy. You need to use the script tag. As almost everything we do when using jQuery reads or manipulates the document object model (DOM), we need to make sure that we start adding events etc. as soon as the DOM is ready.If you ... Read More
To run jQuery on your web pages, add the library file within a pair of <script> tags. The location of the jQuery library file is added under the <script> tags, which point to the location of the jQuery library file on the Web server. Here’s an example, <script src="jquery/jquery-3.2.1.min.js"></script>The location ... Read More
You can add jQuery using CDN or through downloading it on local machine. For Local Installation, download jQuery library on your local machine and include it in your HTML code. The following are the steps:Go to the jQuery website to download the latest version available.Now put downloaded jquery-3.2.1.min.js file in ... Read More
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