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jQuery Plugin: Adding Callback functionality

... var options = $.extend({ callback: function() {} }, arguments[0] || {}); // call the callback and apply the scope: options.callback.call(this); }; Use it like this: $('.elem').myPlugin({ callback: function() { // some action } }); ...
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How do I create an array of strings in C?

... want to change the strings, then you could simply do const char *a[2]; a[0] = "blah"; a[1] = "hmm"; When you do it like this you will allocate an array of two pointers to const char. These pointers will then be set to the addresses of the static strings "blah" and "hmm". If you do want to be ab...
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add column to mysql table if it does not exist

... Note that INFORMATION_SCHEMA isn't supported in MySQL prior to 5.0. Nor are stored procedures supported prior to 5.0, so if you need to support MySQL 4.1, this solution isn't good. One solution used by frameworks that use database migrations is to record in your database a revision numbe...
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Check a collection size with JSTL

... <c:if test="${companies.size() > 0}"> </c:if> This syntax works only in EL 2.2 or newer (Servlet 3.0 / JSP 2.2 or newer). If you're facing a XML parsing error because you're using JSPX or Facelets instead of JSP, then use gt instead of >. <c...
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Using CSS how to change only the 2nd column of a table

... answered Mar 29 '10 at 0:04 Nick Craver♦Nick Craver 580k125125 gold badges12551255 silver badges11351135 bronze badges ...
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How to use > in an xargs command?

... 201 Do not make the mistake of doing this: sh -c "grep ABC {} > {}.out" This will break under...
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how to specify local modules as npm package dependencies

...odule with its own package.json. See Creating NodeJS modules. As of npm 2.0, local dependencies are supported natively. See danilopopeye's answer to a similar question. I've copied his response here as this question ranks very high in web search results. This feature was implemented in the vers...
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Why can't decimal numbers be represented exactly in binary?

...to SO about floating-point representation. For example, the decimal number 0.1 doesn't have an exact binary representation, so it's dangerous to use the == operator to compare it to another floating-point number. I understand the principles behind floating-point representation. ...
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Why is my xlabel cut off in my matplotlib plot?

... 503 Use: import matplotlib.pyplot as plt plt.gcf().subplots_adjust(bottom=0.15) to make room fo...
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How to get a index value from foreach loop in jstl

... | edited Jun 4 '14 at 20:55 Paul Gray 53011 gold badge55 silver badges99 bronze badges answered Sep 1...