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How do I read the first line of a file using cat?
How do I read the first line of a file using cat ?
10 Answers
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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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Get cookie by name
I have a getter to get the value from a cookie.
38 Answers
38
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Heroku Postgres - terminate hung query (idle in transaction)
I'm using Heroku with the Crane Postgres option and I was running a query on the database from my local machine when my local machine crashed. If I run
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How do I drop a foreign key constraint only if it exists in sql server?
I can drop a table if it exists using the following code but do not know how to do the same with a constraint:
10 Answers
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Scroll to a div using jquery
so I have a page that has a fixed link bar on the side. I'd like to scroll to the different divs. Basically the page is just one long website, where I'd like to scroll to different divs using the menu box to the side.
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Setting property 'source' to 'org.eclipse.jst.jee.server:JSFTut' did not find a matching property
I am getting following error, when I run the demo JSF application on the console
8 Answers
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ActionBarCompat: java.lang.IllegalStateException: You need to use a Theme.AppCompat
I am getting a RuntimeException on Android 2.3.5 but I am using Theme.AppCompat (res/values/themes.xml). This is the phone: http://www.gsmarena.com/samsung_galaxy_y_s5360-4117.php
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How to use 'cp' command to exclude a specific directory?
I want to copy all files in a directory except some files in a specific sub-directory.
I have noticed that cp command didn't have the --exclude option.
So, how can I achieve this?
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Redis is single-threaded, then how does it do concurrent I/O?
Trying to grasp some basics of Redis I came across an interesting blog post .
2 Answers
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