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How do you validate a URL with a regular expression in Python?
I'm building an app on Google App Engine. I'm incredibly new to Python and have been beating my head against the following problem for the past 3 days.
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Unable to execute dex: Multiple dex files define Lcom/myapp/R$array;
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What the heck Google. This problem keeps coming back even with R15.
– terry
Oct 29 '11 at 2:33
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What's the meaning of exception code “EXC_I386_GPFLT”?
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OK, so it's a general protection fault (as its name suggests anyway). Googling "i386 general protection fault" yields many hits, but this looks interesting:
Memory protection is also implemented using the segment descriptors.
First, the processor checks whether a value loaded in a segment...
C# switch on type [duplicate]
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Old answer:
It is a hole in C#'s game, no silver bullet yet.
You should google on the 'visitor pattern' but it might be a little heavy for you but still something you should know about.
Here's another take on the matter using Linq: http://community.bartdesmet.net/blogs/bart/archive/2008/03/30/a-...
How to get a Color from hexadecimal Color String
...r.RED or any of the other static colors the Color class offers.
Just do a Google search for color chart and it you can find a chart with the correct RGB codes using 0-255.
Suggestions for debugging print stylesheets?
...More Tools > Rendering Settings > Emulate media > print.
Source: Google DevTools page*
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Set selected index of an Android RadioGroup
...ildAt(index)).setChecked(true);
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Additional info: It seems that Google wants you to use id instead of index, because using id is more bug proof. For example, if you have another UI element in your RadioGroup, or if another developer re-orders the RadioButtons, the indices might change and...
What Computer Science concepts should I know? [closed]
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Take a look at this blog post by Steve Yegge (formerly of Amazon, now at Google):
The Five Essential Phone Screen Questions
It goes into some detail about the the five most important concepts that developers should be required to know:
Basic programming (including recursion, file I/O, format...
Android: ProgressDialog.show() crashes with getApplicationContext
...tivityClassName.this);
Weird thing is that the first one can be found in google tutorial and people get error on this..
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Activity has leaked window that was originally added
...'ve exited an Activity.
[EDIT]
This question is one of the top search on google for android developer,
therefore Adding few important points from comments, which might be more helpful for future investigator without going in depth of comment conversation.
Answer 1 :
You're trying to show a D...