My code is get distance of 2 point or 2 location in map with google map deriction service var PolylineOption = { strokeColor : “blue”, strokeOpacity : 0.5, strokeWeight : 5 }; var request = { origin : polyline[0].start, // điểm đầu waypoints : polyline[1].waypoint, destination : polyline[2].end, // Điểm cuối optimizeWaypoints : true, travelMode … Read more
Its pretty easy. You need to google to read file in PHP and write to database in PHP. Here I’ll start you off: $file_handle = fopen(“cit.txt”, “rb”); while (!feof($file_handle) ) { $line_of_text = fgets($file_handle); // write your insert statement here, depending on your table structure. } solved How to get this city from .txt and … Read more
Use FIND_IN_SET() to search for an element of a comma-separated list. $lsc_adminid_query = xtDBquery(” SELECT lsc.option_id FROM lsc_config lsc WHERE FIND_IN_SET({$_SESSION[‘customer_id’]}, lsc.option_value)”); But it would be better to normalize your design so you don’t have comma-separated lists in database columns in the first place. 3 solved PHP – How to format data for in_array
Aside from a very bad database design, your question/problem seems to have been posted and answered before. 1 solved Mysql often crashes [duplicate]
Try this:- Select a.roll_no, name, sport_name from student a inner join student_details b on a.roll_no=b.roll_no inner join sports c on b.sport_id=c.sport_id where a.roll_no in (1,3); ‘Where’ condition here helps restrict out to just Sandeep and Ajay. If you want for all then remove ‘Where’ condition completely 1 solved MYSQL : Inner Join On Three tables
If you’re hosted on a cPanel server then it’s pretty normal for daily, weekly and monthly backups to be taken. These backups contain everything, this includes your MySQL databases. I would get in touch with your host asap and see whether they have anything. solved My database is replaced with a new database . is … Read more
If you have a lot of data in your table, this wouldn’t be ideal. But you could do something like. WHERE REPLACE(column, ” “, “”) LIKE “%lookat%” 2 solved Regular expression to match a string with out space with string with spaces [closed]
U cant use php code in .html file. Rename .html to .php and try this <a href=“view2.php?id=<?=$id?>”> <?=$name?></a> 1 solved How to give echo ‘‘ . $name . ‘‘; in html
use pre tag <pre> <?php print_r($data); ?> </pre> or <?php echo ‘<pre>’; print_r($data); echo ‘</pre>’; ?> 1 solved Retrieve json from mysql using php
I’ll give a very simple example that should get you started. The values are accessible via (most likely) $_POST[‘input_name’]. Without using Post/Redirect/Get, you can just get the input values like: $input_name = isset($_POST[‘input_name’]) ? $_POST[‘input_name’] : ”; Then later you’ll display it in the form like: echo ‘<input name=”input_name” value=”‘ . htmlspecialchars($input_name, ENT_QUOTES) . ‘”>’; … Read more
For db Add indexes for frequently searched fields Think about table partitioning, rarely searched data should be stored in archive tables For backend Optimize queries Minimize cursor fetching For client Use pagination to avoid large data loading Use async loading (SwingWorker for swing, Service for javafx) to avoid UI hanging Don’t mix archive and working … Read more
You can use PHPMyAdmin to create tables, or run a script like this: CREATE TABLE Contents ( Content MEMO NOT NULL, DatePosted DATE NOT NULL, Name VARCHAR2(200) NOT NULL); and select the newest 10 like this: SELECT t.Content, t.DatePosted, t.Name FROM Contents t ORDER BY DatePosted DESC LIMIT 10 But while the answer seems small, … Read more
Use the built-in module argparse. Or optparse if you’re stuck on Python 2.6 or earlier. 1 solved Create MySQL database with python [closed]
As stated by Barmar in their answer here: DELETE FROM my_table WHERE timestamp < NOW() – INTERVAL 30 MINUTE Write a PHP script that executes this SQL, and add a crontab entry that runs it every 30 minutes. Or use the MySQL Event Scheduler to run it periodically; it is described here. 18 solved deleting … Read more
In ruby all things like numbers, strings are objects. We don’t need to specify any datatype to variables. example- <%= f.radio_button(:A_Impact_Value,1) %> so here A_Impact_Value datatype can be integer,boolean . solved Ruby On Rails — Check boxs , Dropdowns , Radio buttons [closed]