Tổng hợp tài liệu, ebook Công Nghệ Thông Tin tham khảo.
Get id of the record Connect to database Retrieve record from database against the id Start form Set retrieved values as value of the input fields
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Form for user’s input Login action page: Connection with database Retrieve user’s input Select a record from user’s table with same email and password Count the number of row in result If one row is selected then fetch its values and store in session variable, otherwise send an error message on main page
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FILES super global variable File uploading in PHP Storing reference of uploaded file in database User registration in CONNECTIONS web application with file upload
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Create database Database name: connections Table name: users Table columns: user_Id int 4 User_Name text 25 User_Email varchar 35 User_Password varchar 20 User_Picture varchar 50
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strpos(): finds the position of the first case-sensitive occurrence of a substring in a string strpos($string,sub-string); strrpos(): finds the position of the last case-sensitive occurrence of a substring in a string strrpos($string,sub-string); substr_count(): returns the number of times one string occurs within another substr_count($stri...
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Dial Tone Example #!/usr/bin/env python from gnuradio import gr from gnuradio import audio from gnuradio.eng_option import eng_option from optparse import OptionParser class my_top_block(gr.top_block): def __init__(self): gr.top_block.__init__(self) parser = OptionParser(option_class=eng_option) parser.add_option("-O", "--audi...
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session_start()- is used to start a session $_SESSION[‘variable_name’]- is used to store data in session variable session_destroy()- is used to destroy a session unset($_SESSION[‘variable_name’])- is used to unset a specific variable
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Associative arrays: $array-name[‘element-name’]=value $players[‘yousuf’]=“Muhammad Yousuf”; Adding element in an array: $players[‘younus’]=“Younus Khan”; Accessing element in an array: echo $players[‘yousuf’];
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FAMA-TDMA Operation Transmission in the form of repetitive sequence of frames Each frame is divided into a number of time slots Each slot is dedicated to a particular transmitter Earth stations take turns using uplink channel Sends data in assigned time slot Satellite repeats incoming transmissions Broadcast to all stations Stations must kn...
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Chapter 2, “Beginning PHP6,Apache,Mysql web development” by Matt Doyle, Wrox publishers, 2009, ISBN: 0470413964 Chapter 3, “Beginning PHP and MySQL” by W. Jason Gilmore, Apress publisher, 4th edition; 2010, ISBN-13 (electronic): 978-1-4302-3115-8.
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