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Web Development Answers > Errors

Type AnswersAsk and answer questions, if that is something that you want to do. Category Web DevelopmentContent about developing websites, web applications, and other similar projects. Tag Errors

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How to fix "Every derived table must have its own alias"?

Answers in Databases | By Some Guy

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Profile Photo - Univa

Last ReplyImagine a table called purchases that records purchases made by customers at stores, i.e., it's a many to many, and the software needs to know which c... Univa,

Imagine a table called pu...

Sun, 05 May 2019 03:27:34 -07002 years ago1
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How to fix "Operand should contain 1 column(s)"?

Answers in Databases | By Some Guy

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Profile Photo - Univa

Last ReplyThis error can occur if you accidentally use commas instead of AND in the ON clause of a JOIN. FOR EXAMPLE: JOIN joined_table ON (joined_table.c... Univa,

This error can occur if y...

Thu, 18 Apr 2019 07:57:10 -07002 years ago1
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Fix "Port 80 in use by "unable to open process" with pid 4!"?

Answers in Server-Side | By Some Guy

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Profile Photo - Univa

Last ReplySome of the program that may be using Port 80: Skype: Skype uses port 80/443 by default.  Go to tools >options > advanced >conn... Univa,

Some of the program that...

Thu, 28 Mar 2019 11:56:18 -07002 years ago1
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Solve "trying to get property of non-object"?

Answers in Databases | By Some Guy

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Profile Photo - Hash Brown

Last ReplyYou're probably trying to get the value from an array with object syntax. Most database data is handled in arrays, not objects. If you are d... Hash Brown,

You're probably tryin...

Sun, 20 Jan 2019 18:29:51 -08002 years ago1
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Solve "sqlstate[hy000] [2002] connection refused"?

Answers in Databases | By Some Guy

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Profile Photo - Hash Brown

Last ReplyThese errors are kind of generic and don't point to anything specific. In general you want to start off: Make sure you're using the c... Hash Brown,

These errors are kind of...

Sun, 20 Jan 2019 18:05:00 -08002 years ago1
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Profile Photo - Hash Brown

Last ReplyHTTP 500 errors are nortorious for being a bitch to fix. The code signals a server error where it couldn't be more specific in what went wron... Hash Brown,

HTTP 500 errors are norto...

Mon, 14 Jan 2019 16:10:07 -08002 years ago1
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Profile Photo - August R. Garcia

Last ReplyIf you are getting this error while connected to a remote terminal via SSH (such as to a web host), there may be a non-root account that you are meant... August R. Garcia,

If you are getting this e...

Sat, 22 Dec 2018 08:22:52 -08002 years ago1
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Solve "Column count doesn't match value count at row 1"?

Answers in Databases | By Some Guy

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Profile Photo - August R. Garcia

Last ReplyThis error can occur if you are missing If your insert statement does not specify the number of columns correct. Example of incorrect statement:... August R. Garcia,

This error can occur if y...

Thu, 20 Dec 2018 01:18:24 -08002 years ago1
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How do I fix "Invalid argument supplied for foreach()"?

Answers in Server-Side | By Some Guy

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Profile Photo - Hash Brown

Last ReplyHello, You need to use count() and is_array() to make sure your data is actually an array and it's not empty. The submit value is causing th... Hash Brown,

Hello,

Wed, 19 Dec 2018 08:46:44 -08002 years ago1
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Solution to "string or binary data would be truncated"?

Answers in Databases | By Some Guy

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Profile Photo - Hash Brown

Last ReplyHello, Trunication is basically where you're going to lose some of your data by inserting it. This is cause by trying to pass in data which is... Hash Brown,

Hello,

Wed, 19 Dec 2018 08:40:51 -08002 years ago1
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ORA-00979: not a group by expression - solutions?

Answers in Databases | By Some Guy

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Profile Photo - Hash Brown

Last ReplyHello, ORA-009779 is a fairly straight forward error. You have not included any code so I'll have to explain what it's likely to be... I... Hash Brown,

Hello,

Wed, 19 Dec 2018 08:36:33 -08002 years ago1
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Profile Photo - Some Guy

How to fix "unknown 'column name' in 'field list'"?

Answers in Databases | By Some Guy

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Profile Photo - Hash Brown

Last ReplyHello, This is really easy, the column name you have refferenced (rabbit_name) does not exist. Check the spelling, or add the column to the tabl... Hash Brown,

Hello,

Wed, 19 Dec 2018 08:22:55 -08002 years ago1
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Fix "Cannot set property 'innerhtml' of null"?

Answers in Style and Layout | By Some Guy

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Profile Photo - August R. Garcia

Last ReplyYou probably have a line of code that looks something like this: document.getElementById('whatever').innerHTML = "New inner HTML"; The error... August R. Garcia,

You probably have a line...

Mon, 17 Dec 2018 15:45:01 -08002 years ago1
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Profile Photo - Some Guy
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I'm getting tossed an error that sa...

MoreI'm getting tossed an error that says "Fatal Error: call to undefined function mysql_connect()". Can somebody tell me how to solve this...
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How do I fix the error "a foreign k...

MoreHow do I fix the error "a foreign key constraint fails" when adding or updating a child row?
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How to fix "#1273 - unknown collation: 'utf8mb4_unicode_520_ci'"?

Answers in Databases | By Some Guy

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I am doing some web development in Wordp...

MoreI am doing some web development in Wordpress but I'm coming across what I believe is a server error. How do I deal with this error: #1273 - unkno...
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Why can't I add foreign key constraint?

Answers in Databases | By Some Guy

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I need to add foreign key constraint but...

MoreI need to add foreign key constraint but I cant. why can't i and how can i do this?
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Profile Photo - Some Guy
Profile Photo - Some Guy

I'm getting the error message &quot...

MoreI'm getting the error message "You don't have permission to access/on this server" I don't understand why I wouldn't ha...
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Fix "Insert statement conflicted with foreign key constraint"?

Answers in Databases | By Some Guy

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I'm using MySQL to manage data on a...

MoreI'm using MySQL to manage data on an SQL server I have, and it's been giving me this error that says the insert statement conflicted with th...
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Fix "access denied for user 'root'@'localhost' (using password: no)"?

Answers in Databases | By Some Guy

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I keep getting the following error messa...

MoreI keep getting the following error message : "access denied for user 'root'@'localhost' (using password: no)". So far I...
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How to fix "Can't connect to local mysql server through socket"?

Answers in Databases | By Some Guy

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In my connection server, there is a erro...

MoreIn my connection server, there is a error which shows up saying "Can't connect to local mysql server through socket". Why am I getting...
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Getting error "Mysql server has gone away"?

Answers in Databases | By Some Guy

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I am setting up a new server for my busi...

MoreI am setting up a new server for my business and have been doing the SQL configuration to manage the data that our web app uses. Last time I started...
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Profile Photo - Some Guy

Fix "Tuple index out of range"?

Answers in Databases | By Some Guy

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I'm running a simple python program...

MoreI'm running a simple python program that will display the data from my SQL database in a tinter form and its stating the tuple index is out of ra...
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Profile Photo - Some Guy
Profile Photo - Some Guy

I am coding in the CSS and HTML and i go...

MoreI am coding in the CSS and HTML and i got this message that stated that "resource interpreted as stylesheet but transferred with mime type text/h...
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