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Simple calculations for working with lat/lon and km distance?
...ie on the same line of longitude (north/south), they lie on a great circle and the conversion factor is just the Earth's polar circumference divided by 360 degrees. But it's different for east-west measurements, because (except for the equator) you're not measuring along a "great circle", so the "c...
Find most frequent value in SQL column
...umn`
ORDER BY `value_occurrence` DESC
LIMIT 1;
Replace column and my_table. Increase 1 if you want to see the N most common values of the column.
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Split Strings into words with multiple word boundary delimiters
...task but I've found no reference on the web. I have text with punctuation, and I want a list of the words.
31 Answers
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How do I send a cross-domain POST request via JavaScript?
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Update: Before continuing everyone should read and understand the html5rocks tutorial on CORS. It is easy to understand and very clear.
If you control the server being POSTed, simply leverage the "Cross-Origin Resource Sharing standard" by setting response headers on the...
putting datepicker() on dynamically created elements - JQuery/JQueryUI
I have dynamically created textboxes, and I want each of them to be able to display a calendar on click. The code I am using is:
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Everyauth vs Passport.js?
Everyauth and Passport.js seem to have very similar feature sets. What are some of the positive and negative comparisons between the two that would make me want to use one over the other?
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Bootstrap 3 jquery event for active tab change
...ying to fire a function when the tab changes of the bootstrap 3 tab/navbar and literally all suggestions google spat out were wrong/did not work.
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Group by month and year in MySQL
...Performance... my test of GROUP BY YEAR(date), MONTH(date) DESC; (~450 ms) and GROUP BY DATE_FORMAT(date,'%Y-%m') (~850 ms) on a InnoDB table with > 300,000 entries showed the former (the marked answer to this question) took ~half the time as the latter.
– ow3n
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How can I get the client's IP address in ASP.NET MVC?
I'm totally new to the ASP.NET MVC stack, and I was wondering what happened to the simple Page object and the Request ServerVariables object?
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Indentation shortcuts in Visual Studio
I'm new to Visual Studio 2010 and C#. How can I indent the selected text to left/right by using shortcuts?
8 Answers
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