Trending questions in PHP

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How do I specify unique constraint for multiple columns in MySQL?

Hello @kartik, Use this: ALTER TABLE `votes` ADD UNIQUE ...READ MORE

Aug 18, 2020 in PHP by Niroj
• 82,760 points
870 views
0 votes
1 answer

Error:Lost connection to MySQL server at 'reading initial communication packet', system?

Hello, You have to follow the below steps: bind-address ...READ MORE

Apr 9, 2020 in PHP by Niroj
• 82,760 points
6,505 views
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1 answer

How to pass arrays as url parameter?

Hello @kartik, There is a very simple solution: http_build_query(). ...READ MORE

Aug 31, 2020 in PHP by Niroj
• 82,760 points
264 views
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1 answer

How to zip a whole folder using PHP?

Hello @kartik, You can Zip a whole folder using ...READ MORE

Aug 24, 2020 in PHP by Niroj
• 82,760 points
577 views
0 votes
2 answers

How to override trait function and call it from the overridden function?

instead of: return traitcalc($v); use this: ...READ MORE

Dec 13, 2020 in PHP by Uncle Nick
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1 answer

How to increase the execution timeout in php?

Hello @kartik, You need to change some setting ...READ MORE

Sep 1, 2020 in PHP by Niroj
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141 views
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1 answer

How to Insert multiple rows in a single SQL query?

Hello @kartik, In SQL Server you can insert ...READ MORE

Jul 21, 2020 in PHP by Niroj
• 82,760 points
1,956 views
0 votes
1 answer

How to convert a string to date in mysql?

Hello @kartik, you can do SELECT STR_TO_DATE(yourdatefield, '%m/%d/%Y') FROM ...READ MORE

Aug 20, 2020 in PHP by Niroj
• 82,760 points
621 views
0 votes
1 answer

Error:Internal server errordisplay in PHP via htaccess only

Hello @kartik,  Try adding this line .htaccess: php_flag display_startup_errors ...READ MORE

Aug 31, 2020 in PHP by Niroj
• 82,760 points
110 views
0 votes
1 answer

How to access class constants in Twig?

Hello @kartik, Try this: {% if var == constant('Namespace\\Entity::TYPE_PERSON') ...READ MORE

Aug 23, 2020 in PHP by Niroj
• 82,760 points
446 views
0 votes
1 answer

How to get WordPress post featured image URL?

Hello @kartik, Try this code below: <?php if (has_post_thumbnail( $post->ID ...READ MORE

Aug 14, 2020 in PHP by Niroj
• 82,760 points
820 views
0 votes
1 answer

How to delete duplicates on a MySQL table?

Hello @kartik, This removes duplicates in place, without ...READ MORE

Aug 26, 2020 in PHP by Niroj
• 82,760 points
281 views
0 votes
1 answer

How to get current PHP page name?

Hello @kartik, You can use basename() and $_SERVER['PHP_SELF'] to get current page ...READ MORE

Aug 27, 2020 in PHP by Niroj
• 82,760 points
217 views
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1 answer

How can I upload Multiple file in php?

Hello @kartik, Multiple files can be selected and ...READ MORE

Aug 27, 2020 in PHP by Niroj
• 82,760 points
174 views
0 votes
1 answer

Error: Can't connect to MySQL server on 'my.application.com' (10061)

Hello @kartik, To directly login to a remote ...READ MORE

Aug 19, 2020 in PHP by Niroj
• 82,760 points
477 views
0 votes
1 answer

How to convert JSON string to array?

Hello @kartik, If you pass the JSON in ...READ MORE

Aug 27, 2020 in PHP by Niroj
• 82,760 points
141 views
0 votes
1 answer

How can I remove a specific item from an array?

Hello @kartik, Find the index of the array element you ...READ MORE

Aug 28, 2020 in PHP by Niroj
• 82,760 points
96 views
0 votes
1 answer

How do I check whether a checkbox is checked in jQuery?

Hello @kartik, The checked property of a checkbox DOM element ...READ MORE

Aug 28, 2020 in PHP by Niroj
• 82,760 points
95 views
0 votes
1 answer

How can I compare two dates in PHP?

Hello @kartik, If all your dates are posterior ...READ MORE

Aug 27, 2020 in PHP by Niroj
• 82,760 points
128 views
0 votes
1 answer

How to delete a certain row from mysql table with same column values?

Hello @kartik, Add a limit to the delete query delete from orders where ...READ MORE

Aug 26, 2020 in PHP by Niroj
• 82,760 points
145 views
+1 vote
1 answer

How to restore MySQL database from physical files?

Hello @kartik, A MySQL MyISAM table is the ...READ MORE

Aug 20, 2020 in PHP by Niroj
• 82,760 points
343 views
0 votes
1 answer

How do I import an SQL file using the command line in MySQL?

Hello @kartik, Try: mysql -u username -p database_name < ...READ MORE

Aug 26, 2020 in PHP by Niroj
• 82,760 points
116 views
0 votes
1 answer

How to get database structure in MySQL via query

Hello @kartik, Use this: DESCRIBE table; You can also use SHOW ...READ MORE

Aug 26, 2020 in PHP by Niroj
• 82,760 points
102 views
0 votes
1 answer

How to do error logging in CodeIgniter ?

Hello @kartik, CodeIgniter has some error logging functions ...READ MORE

May 19, 2020 in PHP by Niroj
• 82,760 points
4,358 views
0 votes
1 answer

How to update column with null value?

Hello @kartik, CREATE TABLE your_table (some_id int, your_column ...READ MORE

Aug 26, 2020 in PHP by Niroj
• 82,760 points
76 views
0 votes
1 answer

How to create a database from shell command?

Hello @kartik, Try: cat filename.sql | mysql -u username ...READ MORE

Aug 26, 2020 in PHP by Niroj
• 82,760 points
73 views
0 votes
1 answer

How to convert PHP code to MySQL query to CSV?

Hello @kartik, Try this: SELECT * INTO OUTFILE "c:/mydata.csv" FIELDS ...READ MORE

Aug 20, 2020 in PHP by Niroj
• 82,760 points
299 views
0 votes
1 answer

How to output MySQL query results in CSV format?

Hello @kartik, Using this command columns names will ...READ MORE

Aug 18, 2020 in PHP by Niroj
• 82,760 points
414 views
0 votes
1 answer

How do I recursively delete a directory and its entire contents files as well as sub dirs in PHP?

Hello @kartik, The user-contributed section in the manual ...READ MORE

Aug 24, 2020 in PHP by Niroj
• 82,760 points
144 views
0 votes
1 answer

How to export the MySql database structure without the data just the structure?

Hello @kartik, You can do with the --no-data option with ...READ MORE

Aug 18, 2020 in PHP by Niroj
• 82,760 points
343 views
0 votes
1 answer

How to print a debug log?

Hello @kartik, A lesser known trick is that ...READ MORE

Aug 24, 2020 in PHP by Niroj
• 82,760 points
79 views
0 votes
1 answer

How to concatenate text from multiple rows into a single text string in SQL server?

Hello @kartik, Use COALESCE: DECLARE @Names VARCHAR(8000) SELECT @Names = ...READ MORE

Jul 21, 2020 in PHP by Niroj
• 82,760 points
1,490 views
0 votes
1 answer

How can I connect to MySQL in Python 3 on Windows?

Hello @kartik, You should probably use pymysql - Pure Python ...READ MORE

Aug 20, 2020 in PHP by Niroj
• 82,760 points
183 views
0 votes
1 answer

Error:Cannot connect to database server Communications link failure

Hello @kartik, Setting the bind-address to the server's network IP ...READ MORE

Aug 19, 2020 in PHP by Niroj
• 82,760 points
194 views
0 votes
1 answer

How to Import SQL file into mysql?

Hello @kartik, From the mysql console: mysql> use DATABASE_NAME; mysql> ...READ MORE

Aug 19, 2020 in PHP by Niroj
• 82,760 points
165 views
0 votes
1 answer

Error:No Application Encryption Key Has Been Specified

Hello @kartik, Open command prompt in the root ...READ MORE

Jul 21, 2020 in PHP by Niroj
• 82,760 points
1,411 views
0 votes
1 answer

Error:MySQL Update Inner Join tables query

Hello @kartik, Try this: UPDATE business AS b INNER JOIN ...READ MORE

Aug 19, 2020 in PHP by Niroj
• 82,760 points
184 views
0 votes
1 answer

How to move columns in a MySQL table?

Hello @kartik, If empName is a VARCHAR(50) column: ALTER ...READ MORE

Aug 19, 2020 in PHP by Niroj
• 82,760 points
174 views
0 votes
1 answer

How to get all columns' names for all the tables in MySQL?

Hello @kartik, Try this: select * from information_schema.columns where table_schema ...READ MORE

Aug 19, 2020 in PHP by Niroj
• 82,760 points
131 views
0 votes
1 answer

How to get a list of user accounts using the command line in MySQL?

Hello @kartik, Use this query: SELECT User FROM mysql.user; Which ...READ MORE

Aug 17, 2020 in PHP by Niroj
• 82,760 points
177 views
0 votes
1 answer

How PHP Replace last occurrence of a String in a String?

Hello @kartik, You can use this function: function str_lreplace($search, ...READ MORE

Aug 14, 2020 in PHP by Niroj
• 82,760 points
327 views
0 votes
1 answer

How to get the sizes of the tables of a MySQL database?

Hello @kartik, You can use this query to ...READ MORE

Aug 18, 2020 in PHP by Niroj
• 82,760 points
151 views
0 votes
1 answer

How to alter a MySQL column to be AUTO_INCREMENT?

Hello @kartik, Try this: ALTER TABLE document MODIFY COLUMN ...READ MORE

Aug 19, 2020 in PHP by Niroj
• 82,760 points
104 views
0 votes
1 answer

How do I restore a dump file from mysqldump?

Hello @kartik, It should be as simple as ...READ MORE

Aug 18, 2020 in PHP by Niroj
• 82,760 points
123 views
0 votes
1 answer

Invalid argument supplied for foreach() on line 25. Error in my php and mysql

Hello @viven , This should be a simple fix ...READ MORE

Aug 4, 2020 in PHP by Niroj
• 82,760 points
704 views
0 votes
1 answer

How to insert multiple rows from a single query using eloquent/fluent?

Hello @kartik, You can use the following approach. $data ...READ MORE

Aug 14, 2020 in PHP by Niroj
• 82,760 points
242 views
0 votes
1 answer

How to reset AUTO_INCREMENT in MySQL?

Hello @kartik, You can reset the counter with: ALTER ...READ MORE

Aug 18, 2020 in PHP by Niroj
• 82,760 points
87 views
0 votes
1 answer

How to get the request parameters in symfony2

Hello @kartik, The naming is not all that ...READ MORE

Aug 14, 2020 in PHP by Niroj
• 82,760 points
166 views
0 votes
1 answer

How to get parameters from a URL string?

Hello @kartik, You can use the parse_url() and parse_str() for that. $parts = ...READ MORE

Aug 14, 2020 in PHP by Niroj
• 82,760 points
110 views
0 votes
1 answer

How to add slug to href?

Hello @aakash, You are not sending the variable ...READ MORE

Aug 10, 2020 in PHP by Niroj
• 82,760 points
177 views