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Fix code indentation in Xcode

... Before Xcode 9 (for Xcode 9 see default shortcut below) select text right-click there's a "Re-indent selection" item in popup menu In XCode 4 there is one more step: select text right-click Click on "Structure" there's a "Re-indent selection" and other options in popup men...
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Iterate through options

I have a <select> element in HTML. This element represents a drop down list. I'm trying to understand how to iterate through the options in the <select> element via JQuery. ...
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How can I select an element with multiple classes in jQuery?

I want to select all the elements that have the two classes a and b . 13 Answers 13...
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Get cursor position (in characters) within a text Input field

... Easier update: Use field.selectionStart example in this answer. Thanks to @commonSenseCode for pointing this out. Old answer: Found this solution. Not jquery based but there is no problem to integrate it to jquery: /* ** Returns the caret (curs...
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How to submit form on change of dropdown list?

I am creating a page in JSP where I have a dropdown list and once the user selects a value he has to click on the go button and then the value is sent to the Servlet. ...
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Case in Select Statement

I have an SQL statement that has a CASE from SELECT and I just can't get it right. Can you guys show me an example of CASE where the cases are the conditions and the results are from the cases. For example: ...
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Can you animate a height change on a UITableViewCell when selected?

... I would like it so that when the user clicks on a particular person (thus selecting the cell), the cell grows in height to display several UI controls for editing the properties of that person. ...
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What does “Memory allocated at compile time” really mean?

In programming languages like C and C++, people often refer to static and dynamic memory allocation. I understand the concept but the phrase "All memory was allocated (reserved) during compile time" always confuses me. ...
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How to set caret(cursor) position in contenteditable element (div)?

... In most browsers, you need the Range and Selection objects. You specify each of the selection boundaries as a node and an offset within that node. For example, to set the caret to the fifth character of the second line of text, you'd do the following: function s...
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How does one reorder columns in a data frame?

... You can also use the subset function: data <- subset(data, select=c(3,2,1)) You should better use the [] operator as in the other answers, but it may be useful to know that you can do a subset and a column reorder operation in a single command. Update: You can also use the select...