Posts by Pedro • 45 points
3 posts
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answer237
viewsQ: Recover session by sessionStorage
Good evening, my question is very simple I would like to know how to display the username of the session on the console. I tried this way but only returns null. <?php session_start(); echo…
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answer113
viewsQ: Count letters 'a' from a file, using egrep and wc
I’m doing a directed study on operating systems, and I’ve stalled on that question: 4) Using the egrep programme in conjunction with the programme wc, tell how many letters "a" there are in the…
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answers55
viewsQ: undefined index
I have a mistake of index indefinite, I’ve rewritten the code several times and I never find the why of the mistake, if anyone can help. I’m sorry if the question is badly formatted, because I’m new…