When you post forms with php, or any other data, you may come back to the page and find a message in the browser like “Document Expired” or “Confirm Form Resubmission With Chrome”. These messages are a safety precaution the browser uses with sensitive data such as post variables. The browser will not automatically give … Read more
Both are correct, but none of them are “best” per se, and there may be a reason the developer chose to use both approaches. Event Listeners (addEventListener and IE’s attachEvent) Earlier versions of Internet Explorer implement javascript differently from pretty much every other browser. With versions less than 9, you use the attachEvent[doc] method, like … Read more
t’s frowned upon because it’s a platform-specific hack that has nothing to do with actually learning programming, but instead to get around a feature of the IDE/OS – the console window launched from Visual Studio closes when the program has finished execution, and so the new user doesn’t get to see the output of his … Read more
From what I understand, since Microsoft will not be releasing any new versions of .Net Framework, they have committed to supporting 4.8 indefinitely: .NET Framework 4.8 is the last version of .NET Framework, and no further versions will be released. However, .NET Framework will continue to be serviced with monthly security and reliability bug fixes. Additionally, … Read more
This should be as simple as: From The Documentation: Do not use os.linesep as a line terminator when writing files opened in text mode (the default); use a single ‘\n’ instead, on all platforms. Some useful reading: The with statement open() ‘a’ is for append, or use ‘w’ to write with truncation os (particularly os.linesep)
The reason you need to use self. is because Python does not use the @ syntax to refer to instance attributes. Python decided to do methods in a way that makes the instance to which the method belongs be passed automatically, but not received automatically: the first parameter of methods is the instance the method is called on. That makes methods entirely the … Read more
If you have 5 to 10 minutes, I generally recommend people to read this Integration with Apache Camel by Jonathan Anstey. It’s a well written piece which gives a brief introduction to and overview of some of Camel’s concepts, and it implements a use case with code samples. In it, Jonathan writes: Apache Camel is an open … Read more
When I am having a big heated discussion at work, I use a rubber chicken which I keep in my desk for just such occasions. The person holding the chicken is the only person who is allowed to talk. If you don’t hold the chicken you cannot speak. You can only indicate that you want … Read more
If you are using windows then go to C: and search for python. A folder with user version number will be shown like ‘Python37’. Open the folder and you’ll see a folder named Scripts, open that, then you’ll find pip.exe. Now copy the folder path and open ‘Edit the system environment variables’ in control panel. … Read more
DataFrame.reset_index is what you’re looking for. If you don’t want it saved as a column, then do: If you don’t want to reassign: