php Programming Glossary: byte
Remove non-utf8 characters from string http://stackoverflow.com/questions/1401317/remove-non-utf8-characters-from-string Using a regex approach regex 'END' x00 x7F # single byte sequences 0xxxxxxx xC0 xDF x80 xBF # double byte sequences 110xxxxx.. # single byte sequences 0xxxxxxx xC0 xDF x80 xBF # double byte sequences 110xxxxx 10xxxxxx xE0 xEF x80 xBF 2 # triple byte.. sequences 110xxxxx 10xxxxxx xE0 xEF x80 xBF 2 # triple byte sequences 1110xxxx 10xxxxxx 2 xF0 xF7 x80 xBF 3 # quadruple..
Can you “compile” PHP code? http://stackoverflow.com/questions/1408417/can-you-compile-php-code compile&rdquo PHP code I know that PHP is compiled to byte code before it is run on the server and then that byte code.. to byte code before it is run on the server and then that byte code can be cached so that the whole script doesn't have to.. and upload a binary ish file which will just be run by the byte code interpreter php compiler bytecode hiphop hhvm share..
How do I remove  from the beginning of a file? http://stackoverflow.com/questions/3255993/how-do-i-remove-i-from-the-beginning-of-a-file endings but neither helped. php utf 8 character encoding byte order mark mojibake share improve this question Three words..
PHP 2-way encryption: I need to store passwords that can be retrieved http://stackoverflow.com/questions/5089841/php-2-way-encryption-i-need-to-store-passwords-that-can-be-retrieved size it depends on the plain text. Blowfish uses a 8 byte block size so you'll have 16 bytes for the salt 64 bytes for.. text. Blowfish uses a 8 byte block size so you'll have 16 bytes for the salt 64 bytes for the hmac data length Padding so that.. 8 byte block size so you'll have 16 bytes for the salt 64 bytes for the hmac data length Padding so that data length 8 0 So..
What is the best way to stop people hacking the PHP-based highscore table of a Flash game http://stackoverflow.com/questions/73947/what-is-the-best-way-to-stop-people-hacking-the-php-based-highscore-table-of-a-f to reverse engineer than you might think it is since the bytecodes are well documented and describe a high level language.. Scrambling the AES keys with XOR operations Replacing key byte arrays with functions that calculate the key Scattering fake..
Headers already sent by PHP http://stackoverflow.com/questions/8028957/headers-already-sent-by-php Mark which isn't displayed by most text editors. It's the byte sequence EF BB BF which is optional and redundant for UTF 8..
Split a big txt file with php [closed] http://stackoverflow.com/questions/12406300/split-a-big-txt-file-with-php each line in database Usage set_time_limit 0 Split by Byte splitData b.php __DIR__ . test 1024 50 Split 50Kb Split By line..
Reference - What does this error mean in PHP? http://stackoverflow.com/questions/12769982/reference-what-does-this-error-mean-in-php constructed Also make sure you don't have any Byte Order Marks in your code for example when the encoding of the.. All PHP Headers already sent Questions on Stackoverflow Byte Order Mark What PHP Functions Create Output share improve..
PHP Multi Byte str_replace? http://stackoverflow.com/questions/1451144/php-multi-byte-str-replace Multi Byte str_replace I'm trying to do accented character replacement..
How can I read PNG Metadata from PHP? http://stackoverflow.com/questions/2190236/how-can-i-read-png-metadata-from-php 'Is not a valid PNG image' Loop through the chunks. Byte 0 3 is length Byte 4 7 is type chunkHeader fread this _fp 8.. PNG image' Loop through the chunks. Byte 0 3 is length Byte 4 7 is type chunkHeader fread this _fp 8 while chunkHeader ..
Warning: Cannot modify header information - headers already sent [duplicate] http://stackoverflow.com/questions/2243087/warning-cannot-modify-header-information-headers-already-sent beginning of the file to mark it as utf8. This is called a Byte Order Mark and is not shown in most editors but is output by..
How do I remove  from the beginning of a file? http://stackoverflow.com/questions/3255993/how-do-i-remove-i-from-the-beginning-of-a-file share improve this question Three words for you Byte Order Mark BOM That's the representation for the UTF 8 BOM in..
php headers already sent error [duplicate] http://stackoverflow.com/questions/3319207/php-headers-already-sent-error question Chances are that you have what's known as a BOM Byte Order Mark in the file. Depending on what editor you're using..
Encoding a string as UTF-8 with BOM in PHP http://stackoverflow.com/questions/5601904/encoding-a-string-as-utf-8-with-bom-in-php allows BOM in UTF 8 it does not require or recommend it. Byte order has no meaning in UTF 8 so a BOM only serves to identify..
Invalid JSON in Chrome, no problem in Firefox (so strange!) http://stackoverflow.com/questions/6066901/invalid-json-in-chrome-no-problem-in-firefox-so-strange chrome share improve this question You have a Unicode Byte Order Mark at the beginning of your PHP file. Because of this.. such as Chrome are fussier and complain. Removing the Byte Order Mark by saving the file without that option set in your..
Headers already sent by PHP http://stackoverflow.com/questions/8028957/headers-already-sent-by-php can be Unintentional Whitespace before php or after UTF 8 Byte Order Mark Previous error messages or notices Intentional print.. which can cause this. Most famously the UTF 8 BOM Byte Order Mark which isn't displayed by most text editors. It's..
Replacing invalid UTF-8 characters by question marks, mbstring.substitute_character seems ignored http://stackoverflow.com/questions/8215050/replacing-invalid-utf-8-characters-by-question-marks-mbstring-substitute-charac resources for checking the byte range. Syntax of UTF 8 Byte Sequences in RFC 3629 Table 3 7. Well Formed UTF 8 Byte Sequences.. 8 Byte Sequences in RFC 3629 Table 3 7. Well Formed UTF 8 Byte Sequences in the Unicode Standard 6.1 Multilingual form encoding.. The byte range table is the below. Code Points First Byte Second Byte Third Byte Fourth Byte U 0000 U 007F 00 7F U 0080..
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