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Android: Scale a Drawable or background image?
On a layout I want to scale the background image (keeping its aspect ratio) to the space allocated when the page gets created. Does anyone have an idea how to do this?
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getApplication() vs. getApplicationContext()
I couldn't find a satisfying answer to this, so here we go: what's the deal with Activity/Service.getApplication() and Context.getApplicationContext() ?
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What is the proper way to display the full InnerException?
What is the proper way to show my full InnerException .
9 Answers
9
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GitHub README.md center image
I've been looking at the markdown syntax used in GitHub for a while but except resizing an image to the extent of the README.md page, I can't figure out how to center an image in it.
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How to find the port for MS SQL Server 2008?
I am running MS SQL Server 2008 on my local machine. I know that the default port is 1433 but some how it is not listening at this port. The SQL is an Express edition.
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NullPointerException accessing views in onCreate()
This is a canonical question for a problem frequently posted on StackOverflow.
13 Answers
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Case insensitive comparison of strings in shell script
The == operator is used to compare two strings in shell script. However, I want to compare two strings ignoring case, how can it be done? Is there any standard command for this?
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Java Immutable Collections
From Java 1.6 Collection Framework documentation :
6 Answers
6
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What is the optimal length for user password salt? [closed]
Any salt at all will obviously help when salting and hashing a user's password. Are there any best practices for how long the salt should be? I'll be storing the salt in my user table, so I would like the best tradeoff between storage size and security. Is a random 10 character salt enough? Or ...
What special characters must be escaped in regular expressions?
I am tired of always trying to guess, if I should escape special characters like ' ()[]{}| ' etc. when using many implementations of regexps.
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