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What are the best practices for catching and re-throwing exceptions?
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You should not be catching the exception unless you intend to do something meaningful.
"Something meaningful" might be one of these:
Handling the exception
The most obvious meaningful action is to handle the exception, e.g. by displaying an error message and aborting the operation...
How to pause a YouTube player when hiding the iframe?
...r clicks on a link, this div becomes visible, the user should then be able to play the video.
14 Answers
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How to print pandas DataFrame without index
I want to print the whole dataframe, but I don't want to print the index
8 Answers
8
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Why should I use the keyword “final” on a method parameter in Java?
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Stop a Variable’s Reassignment
While these answers are intellectually interesting, I've not read the short simple answer:
Use the keyword final when you want the compiler to prevent a
variable from being re-assigned t...
Using a Single Row configuration table in SQL Server database. Bad idea?
In developing a shopping cart application I've found that I needed to save settings and configurations based on the administrator's preferences and requirements. This information can be anything from company information, Shipping account IDs, PayPal API keys, notification preferences, etc.
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How to rollback a specific migration?
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rake db:rollback STEP=1
Is a way to do this, if the migration you want to rollback is the last one applied. You can substitute 1 for however many migrations you want to go back.
For example:
rake db:rollback STEP=5
Will also rollback all the migration th...
How to delete duplicate lines in a file without sorting it in Unix?
Is there a way to delete duplicate lines in a file in Unix?
9 Answers
9
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IIS7 Overrides customErrors when setting Response.StatusCode?
...ing a weird problem here. Everybody knows that if you use web.config's customErrors section to make a custom error page, that you should set your Response.StatusCode to whatever is appropriate. For example, if I make a custom 404 page and name it 404.aspx, I could put <% Response.StatusCode ...
javax.faces.application.ViewExpiredException: View could not be restored
...is when I log in and open another page on which I logout, then I come back to first page and I click on any link etc or refresh page I get this exception. I guess it's normal (or maybe not:)) because I logged out and session is destroyed. What should I do to redirect user to for example index.xhtml ...
How to get div height to auto-adjust to background size?
How do I get a div to automatically adjust to the size of the background I set for it without setting a specific height (or min-height) for it?
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