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Change Active Menu Item on Page Scroll?
As you scroll down the page, the active menu item changes. How is this done?
4 Answers
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What regular expression will match valid international phone numbers?
I need to determine whether a phone number is valid before attempting to dial it. The phone call can go anywhere in the world.
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xpath find if node exists
Using a xpath query how do you find if a node (tag) exists at all?
6 Answers
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What is Weak Head Normal Form?
What does Weak Head Normal Form (WHNF) mean? What does Head Normal form (HNF) and Normal Form (NF) mean?
6 Answers
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How to force vim to syntax-highlight a file as html?
How do I set vim's syntax highlighting to treat a file extension as an html file?
6 Answers
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MySQL dump by query
Is it possible to do mysqldump by single SQL query ?
9 Answers
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How to replace an entire line in a text file by line number
I have a situation where I want a bash script to replace an entire line in a file.
The line number is always the same, so that can be a hard-coded variable.
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Retrieve the position (X,Y) of an HTML element relative to the browser window
I want to know how to get the X and Y position of HTML elements such as img and div in JavaScript relative to the browser window.
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StringUtils 字符串工具扩展：强大的文本处理工具集 · App Inventor 2 中文网
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Find and replace in file and overwrite file doesn't work, it empties the file
I would like to run a find and replace on an HTML file through the command line.
13 Answers
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