I honestly searched and tried to implement try - catch mechanism in C++, but I failed: I don't have enough experience yet. In Android there is a convenient way to catch general exceptions, whether it'...

When I run this code, finally block does not execute. If I change System.out to System.err in try block, it works. Or when I change out to err in finally block it works. What is the reason? Thanks in ...

I want to web scrap the URLs of pictures in a list of web pages. I tried the following code. library(rvest) pic_flat = data.frame() for (i in 7:60){ # creating a loop for page urls link <- pa...

Here is the scenario - I am running through a long list of domain names to audit them. Some of them no longer exist. inside of my foreach loop I am doing the following among other things: try{$nsrecor...