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Alter a MySQL column to be AUTO_INCREMENT

I’m trying to modify a table to make its primary key column AUTO_INCREMENT after the fact. I have tried the following SQL, but got a syntax error notification. ...
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How can I create and style a div using JavaScript?

...= "100px"; div.style.background = "red"; div.style.color = "white"; div.innerHTML = "Hello"; document.getElementById("main").appendChild(div); <body> <div id="main"></div> </body> var div = document.createElement("div"); div.style.width = "100px"; div.style.he...
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Difference between filter and filter_by in SQLAlchemy

Could anyone explain the difference between filter and filter_by functions in SQLAlchemy? Which one should I be using? ...
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Working with select using AngularJS's ng-options

I have read about it in other posts, but I couldn't figure it out. 8 Answers 8 ...
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How to remove duplicate values from a multi-dimensional array in PHP

How can I remove duplicate values from a multi-dimensional array in PHP? 19 Answers 19...
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Check if element exists in jQuery [duplicate]

...need the hash (#) e.g. document.getElementById('id_here') , however when using jQuery, you do need to put hash to target elements based on id just like CSS. share | improve this answer | ...
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Put buttons at bottom of screen with LinearLayout?

I have the following code, how do I make it so that the 3 buttons are at the bottom? 9 Answers ...
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How to join two sets in one line without using “|”

Assume that S and T are assigned sets. Without using the join operator | , how can I find the union of the two sets? This, for example, finds the intersection: ...
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SQL Server CTE and recursion example

I never use CTE with recursion. I was just reading an article on it. This article shows employee info with the help of Sql server CTE and recursion. It is basically showing employees and their manager info. I am not able to understand how this query works. Here is the query: ...
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Rank function in MySQL

I need to find out rank of customers. Here I am adding the corresponding ANSI standard SQL query for my requirement. Please help me to convert it to MySQL . ...