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Obrazac za prijem telegrafije

Skraćena veza: https://pedja.supurovic.net/veza/10315

Jedan od važnih elemenata učenja prijema Morzeove telegrafije je pisanje primljene poruke. To se po pravilu radi u tipskim obrascima za prijem telegrama. Obrazac sadrži tabelu sa po deset polja u jednom redu i deset takvih redova u koje se upisuje primljena poruka. Pored toga, sadrži i zaglavlje telegrama u koji se upisuju podaci o pošiljaocu, primaocu, vremenu slanja i prijema, hitnosti, broju reči…

Za potrebe vežbanja prijema telegrafije nije potreban potpun obrazac telegrama već samo tabela sa poljima. Napravio sam takvu tabelu koju možete odštampati i koristiti za vežbanje. Da bi se što više iskoristio prostor tabela ima 15 redova. […]
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How to properly handle too large file uploads through forms in PHP

Skraćena veza: https://pedja.supurovic.net/veza/10160

Handling HTML forms in PHP seems like straightforward task. Usually it is  – until you meet some edge cases. On of such cases is handling when user tries to upload too large file using the form.

PHP has setting for file upload limitations. Parameter is called upload_max_filesize. By default it is set to 2 MB which means PHP would not allow files larger than 2MB to be handled by form.

How do you handle such case? It is quite simple: PHP would return uploaded file size (in $_FILES) as zero. All you have to do is check for file size and if it is equal to zero, file was to large and PHP did not allow upload. […]
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