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How to reset a single table in rails?
I want the primary key values to start from 1 again.
8 Answers
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Get a list of checked checkboxes in a div using jQuery
I want to get a list of names of checkboxes that are selected in a div with certain id. How would I do that using jQuery?
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Unable to simultaneously satisfy constraints, will attempt to recover by breaking constraint
Below is the error message I receive in the debug area. It runs fine and nothing is wrong except that I receive this error. Would this prevent apple accepting the app? How do I fix it?
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Using only CSS, show div on hover over
...en someone hovers over an <a> element, but I would like to do this in CSS and not JavaScript. Do you know how this can be achieved?
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How to copy data from one table to another new table in MySQL?
I want to copy data from one table to another in MySQL.
11 Answers
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SQL Server String or binary data would be truncated
I am involved in a data migration project. I am getting the following error when I try to insert data from one table into another table (SQL Server 2005):
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How to get the number of days of difference between two dates on mysql?
I need to get the number of days contained within a couple of dates on MySQL.
6 Answers
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How to remove “onclick” with JQuery?
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Old Way (pre-1.7):
$("...").attr("onclick", "").unbind("click");
New Way (1.7+):
$("...").prop("onclick", null).off("click");
(Replace ... with the selector you need.)
// use the "[attr=value]" syntax to avoid syntax errors with special characters (like "$")
$('[id...
Changing element style attribute dynamically using JavaScript
I hav a certain style sheet for a div. Now i want to modify one attribute of div dynamically using js.
10 Answers
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What does $$ mean in the shell?
I once read that one way to obtain a unique filename in a shell for temp files was to use a double dollar sign ( $$ ). This does produce a number that varies from time to time... but if you call it repeatedly, it returns the same number. (The solution is to just use the time.)
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