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How to watch for array changes?
In Javascript, is there a way to be notified when an array is modified using push, pop, shift or index-based assignment? I want something that would fire an event that I could handle.
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How to see log files in MySQL?
I've read that Mysql server creates a log file where it keeps a record of all activities - like when and what queries execute.
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How do I use a PriorityQueue?
How do I get a PriorityQueue to sort on what I want it to sort on?
12 Answers
12
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iPhone Safari Web App opens links in new window
I have problem with web after adding icon to Home Screen. If the web is launched from Home Screen, all links will open in new window in Safari (and lose full screen functionality). How can I prevent it? I couldn't find any help, only the same unanswered question.
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Watermark / hint text / placeholder TextBox
How can I put some text into a TextBox which is removed automatically when user types something in it?
33 Answers
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pdf2htmlEX实现pdf转html - 开源 & Github - 清泛网 - 专注C/C++及内核技术
pdf2htmlEX实现pdf转html首先要感谢pdf2htmlEX的作者Lu Wang，该软件是一个pdf转html的开源软件，效果非常理想。下面两张图片是html和pdf视图下的截图：windows下...首先要感谢pdf2htmlEX的作者Lu Wang，该软件是一个pdf转html的开源软件，效果...
Linux command (like cat) to read a specified quantity of characters
Is there a command like cat in linux which can return a specified quantity of characters from a file?
9 Answers
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How to create a zip file in Java
I have a dynamic text file that picks content from a database according to the user's query. I have to write this content into a text file and zip it in a folder in a servlet. How should I do this?
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How can I join elements of an array in Bash?
If I have an array like this in Bash:
30 Answers
30
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php: determine where function was called from
is there a way to find out, where a function in PHP was called from?
example:
8 Answers
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