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Fast and Lean PDF Viewer for iPhone / iPad / iOS - tips and hints?
There has been many Questions recently about drawing PDF's.
3 Answers
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Where to learn about VS debugger 'magic names'
If you've ever used Reflector, you probably noticed that the C# compiler generates types, methods, fields, and local variables, that deserve 'special' display by the debugger. For instance, local variables beginning with 'CS$' are not displayed to the user. There are other special naming conventions...
Add string in a certain position in Python
Is there any function in Python that I can use to insert a value in a certain position of a string?
8 Answers
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How do I save a UIImage to a file?
If I have a UIImage from an imagePicker, how can I save it to a subfolder in the documents directory?
9 Answers
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How to dismiss keyboard iOS programmatically when pressing return
I created a UITextField programmatically making the UITextField a property of the viewController. I need to dismiss the keyboard with the return and the touch on the screen. I was able to get the screen touch to dismiss, but pressing return is not working.
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Get GPS location from the web browser
I am developing a mobile based web-site, there I have integrated Google Maps, I need to fill the 'From' field of Google Maps dynamically.
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Could not locate Gemfile
I'm certainly no Ruby developer but I have an application on my server using Ruby, Gems, and Bundler. I am trying to install another Ruby on under a different user account but on the same VPS. When I go to run
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New line in JavaScript alert box
How do you put in a new line into a JavaScript alert box?
20 Answers
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Showing line numbers in IPython/Jupyter Notebooks
Error reports from most language kernels running in IPython/Jupyter Notebooks indicate the line on which the error occurred; but (at least by default) no line numbers are indicated in Notebooks.
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MySQL主从服务器数据一致性的核对与修复 - 数据库(内核) - 清泛网 - 专注C/...
...遇到类似下面的错误信息，那么恭喜你中招了：
mysql> SHOW SLAVE STATUS\G
Last_Errno: 1062
Last_Error: Error 'Duplicate entry '...' for key ...' on query.
为啥会出现唯一索引键值重复？最大的可能是错误的对从服务器做了写操作！出现此类错误...