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How to Get the Title of a HTML Page Displayed in UIWebView?
... need to extract the contents of the title tag from an HTML page displayed in a UIWebView. What is the most robust means of doing so?
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How to show a GUI message box from a bash script in linux?
I'm writing a few little bash scripts under Ubuntu linux. I want to be able to run them from the GUI without needing a terminal window to enter any input or view any output.
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How to see the changes between two commits without commits in-between?
...do you make git diff only show the difference between two commits, excluding the other commits in-between?
12 Answers
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How do I write JSON data to a file?
I have JSON data stored in the variable data .
14 Answers
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Is there an Eclipse line-width marker?
I have a specific project where I need to wrap every code line at 65 characters. I have set up the eclipse Java code formatter properly for this. But what I really want is a vertical line to be drawn in the editor showing where the max line width while I am typing, not just when I run the formmater....
ASP.NET MVC Relative Paths
In my applications, I often have to use relative paths. For example, when I reference JQuery, I usually do so like this:
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Is there a foreach in MATLAB? If so, how does it behave if the underlying data changes?
Is there a foreach structure in MATLAB? If so, what happens if the underlying data changes (i.e. if objects are added to the set)?
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ROW_NUMBER() in MySQL
Is there a nice way in MySQL to replicate the SQL Server function ROW_NUMBER() ?
24 Answers
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Use of def, val, and var in scala
These lines of code outputs 12 , even though person.age=20 was successfully executed. I found that this happens because I used def in def person = new Person("Kumar",12) . If I use var or val the output is 20 . I understand the default is val in scala. This:
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No Persistence provider for EntityManager named
I have my persistence.xml with the same name using TopLink under the META-INF directory.
Then, I have my code calling it with:
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