pouncer
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Everything posted by pouncer
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I got a table called item_rating, fields: item_id | user_who_rated | rating e.g data: 7GD | John | 5 7GD | Suzie | 4 7GD | Tim | 5 Ratings go from 1-5.. how do i get a total number of people who rated 1, who rated 2.. etc etcc in the above case for item 7GD it should be like this rating 1: 0 people rating 2: 0 people rating 3: 0 people rating 4: 1 people rating 5: 2 people SELECT * FROM item_rating WHERE item_id='7GD' ..what next guys?
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i guess i could just change the x,y of the $im
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ah i see. any other ideas about the alignment m8?
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it outputs a chart, but cant get it to go centre http://img368.imageshack.us/my.php?image=picur2.jpg
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desn't put it in the middle for me mate? did you test it?
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<? /* We need this in order to return a picture */ header ("Content-type: image/png"); $graph_data = array( "question" => "Rating for this item" , "1" => 82 , "2" => 18, "3" => 0, "4" => 0, "5" => 0 ); $im = ImageCreate(400, 160); $background_color = imagecolorallocate($im, 200, 200, 200); $text_color = imagecolorallocate($im, 233, 14, 91); $bar_color = imagecolorallocate($im, 0, 0, 0); $bar_color_fill = imagecolorallocate($im, 150, 150, 255); imagefill($im, 0, 0, $background_color); ImageString ($im, 5, 95, 5, $graph_data["question"], $text_color); for ($i = 1; $i <= 5; $i++) { $space = $i * 80 - 50; $text = $i . ": " . $graph_data[$i] . "%"; ImageString ($im, 2, $space, 130, $text, $text_color); } for ($i = 1; $i <= 5; $i++) { $x1 = $i * 80 - 50; $bar_height = 120 - $graph_data[$i]; $bar_width = $x1 + 20; imagerectangle($im, $x1, $bar_height, $bar_width, 120 ,$bar_color); imagefill($im, $x1, 120, $bar_color_fill); } echo imagepng($im); ?> it shows the image in the top left corner. how do i get it to show in the centre of the page?
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no i found the code here, im trying to make a bar chart http://www.g4zfe.com/sqllogsearch5.html
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if (! ($result = mysql_query (" SELECT count(*), op_mode FROM qsos WHERE fk_dxstn IN (2,3,4,5,10) GROUP BY op_mode", $connection))) showerror(); can anyone see what its doing, im confused
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i've seen it, it is quite good. but does anyone have any sample codes for just creating a bar chart? without having to use any class files or anything? i've found this: http://www.g4zfe.com/sqllogsearch5.html but im not quite sure whether it's what im looking for, does it look right guys?
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Lets see how this goes on a web scripting forum, hehehehe! So, what have you people learnt about the opposite sex?
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hey guys. is it possible to make graphs to show some stats in php? e.,g SELECT name,item FROM users; and a barchart perhaps to show the usernames along the y axis, and their number of items on the x axis?
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ok this worked: mysql_query("ALTER TABLE `movies` CHANGE `directors` `hello` TEXT NOT NULL"); but how can i get the type of the fieldname? becasue what if the field name is int, etc.. (the page im making is for admins to edit field names)
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it's not working bud. echo "ALTER TABLE `$cat` " . $data; $c = mysql_query("ALTER TABLE `$cat` " . $data); the echo gives me: ALTER TABLE `movies` CHANGE `title` `title` , CHANGE `media` `media` , CHANGE `director` `directorsssss` , CHANGE `cast` `cast` , CHANGE `description` `description` ..but it's not changing the director field name to directorsssss even this didn't work mysql_query("ALTER TABLE movies CHANGE director hello");
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hey mate, are the `` needed?
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thanks bud. so is this looking ok mysql_query("ALTER TABLE `TABLE` CHANGE `name` `jpName`, CHANGE `address` `dpAddress`");
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do i have to have all that varchar NOT NULL stuff in, because thats already done when i created the fields beforehand. just want to change fieldnames (nothing else)
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thanks alot bud. TYPE(LENGTH) whats that mean? and also, cant i change both fieldnames in 1 line? r i have to have seperate queries?
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any ideas guys?
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say my table has these 2 field: name address i want to change the field names to jpName jpAddress what would my alter query become in php guys? im a bit stuck
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i have a folder called "profile_images" how do I loop through the images in this folder, and echo each filename guys?
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if (!dir("profile_images/" . $username . "/")) { mkdir("profile_images/" . $username . "/"); } gives me errors Warning: dir(profile_images/John/) [function.dir]: failed to open dir: Invalid argument Warning: mkdir(profile_images/John/) [function.mkdir]: No such file or directory
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thanks alot guys, that pc_nerd guy mislead me, by telling me it was correct. Thanks guys!!!
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$s1 = mysql_query("SELECT * FROM collection WHERE collection_name LIKE %old% OR collection_name LIKE %houses%"); echo mysql_num_rows($s1); error: Warning: mysql_num_rows(): supplied argument is not a valid MySQL result but when i change my query to: $s1 = mysql_query("SELECT * FROM collection"); then it works fine. can someone please tell me whats wrong?
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i fund the problem. i was missing $ from this shud have been $this lol