Is having a global state [callable, setCallable] a good design to make pages listen to Layout events? Example: We can have a button Print in the AppBar of the l
I tried to merge several ppt files within one folder and output it to one single file. The flowing is my code. It throws an error like this: line 766, in __geti
Snapshot of the output of phpinfo() function: As I am trying to install Roundcube which requires to set date.timezone, I would like to set date.timezone by f
I am writing a program for school which acts as a cash register. I am asking for input for prices of items and playing them into an ongoing ArrayList until the
What I want to do is, updating a customer if it is present but if there is no customer then throw an exception. But I could not find the correct stream function
I have a CSV file with about 700 or so rows and 8 columns, the last column however, has a very big block of text (with enough for multiple long paragraphs insid
How can I fill up an area with yellow between fib 50 and fib 61.8 lines (probably around line 111 in the script @ 'fibolines'), e.g. using fill? I have tried pl