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Handling an empty UITableView. Print a friendly message
... change the height of your cell to accommodate the empty message. This is all doable but it seems like band-aid on top of band-aid.
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How can I generate an MD5 hash?
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You need java.security.MessageDigest.
Call MessageDigest.getInstance("MD5") to get a MD5 instance of MessageDigest you can use.
The compute the hash by doing one of:
Feed the entire input as a byte[] and calculate the hash in one operation with md.digest(bytes)...
How can I search for a multiline pattern in a file?
I needed to find all the files that contained a specific string pattern. The first solution that comes to mind is using find piped with xargs grep :
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Rails: How to get the model class name based on the controller class name?
...ntroller
def index
# Equivalent of @house_buyers = HouseBuyer.find(:all)
objects = controller_name.classify.constantize.find(:all)
instance_variable_set("@#{controller_name}", objects)
end
end
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How to turn NaN from parseInt into 0 for an empty string?
...nt(s, 10)
– Dexygen
Oct 1 '15 at 16:32
2
@GeorgeJempty A radix of "10" is default; that parameter...
What are the differences between django-tastypie and djangorestframework? [closed]
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EDIT Outdated answer, tastypie is not really maintained anymore. Use Django REST framework if you have to choose a framework to do REST.
For an overview about the actual differences between both of them you should read their documentation. They are both more or le...
Navigation bar appear over the views with new iOS7 SDK
...o! The space your navigation bar takes up should be accounted for automatically
if ([self respondsToSelector:@selector(edgesForExtendedLayout)])
self.edgesForExtendedLayout = UIRectEdgeNone;
You need add the above in your -(void)viewDidLoad method.
Note: You should be using the latest GM...
Is there a generator version of `string.split()` in Python?
...plitlines chops off the trainling newline though (something that I don't really like...); if you wanted to replicated that part of the behavior, you could use grouping: (m.group(2) or m.group(3) for m in re.finditer('((.*)\n|(.+)$)', s)). PS: I guess the outer paren in the RE are not needed; I just ...
ADB not recognising Nexus 4 under Windows 7
I'm running on Windows 7, and I've updated all the drivers as it says on the Android developer website regarding using hardware devices. However, Eclipse is still not recognising my Nexus 4 when I try to run the application. The Android device chooser pops up, but it doesn't show anything on the h...
List of lists changes reflected across sublists unexpectedly
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When you write [x]*3 you get, essentially, the list [x, x, x]. That is, a list with 3 references to the same x. When you then modify this single x it is visible via all three references to it:
x = [1] * 4
l = [x] * 3
print(f"id(x): {id(x)}")
# id(x): 1405608979...