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how to convert array values from string to int?
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You can achieve this by following code,
$integerIDs = array_map('intval', explode(',', $string));
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scale Image in an UIButton to AspectFit?
...ou really want to scale an image, do it, but you should resize it before using it. Resizing it at run time will just lose CPU cycles.
This is the category I'm using to scale an image :
UIImage+Extra.h
@interface UIImage (Extras)
- (UIImage *)imageByScalingProportionallyToSize:(CGSize)targetSize...
How can I make space between two buttons in same div?
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Put them inside btn-toolbar or some other container, not btn-group. btn-group joins them together. More info on Bootstrap documentation.
Edit: The original question was for Bootstrap 2.x, but the same is still valid for Bootstrap 3 a...
Constructing pandas DataFrame from values in variables gives “ValueError: If using all scalar values
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The error message says that if you're passing scalar values, you have to pass an index. So you can either not use scalar values for the columns -- e.g. use a list:
>>> df = pd.DataFrame({'A': [a], 'B': [b]})
>>> df
A B
0 2 3
or use scalar ...
RecyclerView onClick
Has anyone using RecyclerView found a way to set an onClickListener to items in the RecyclerView ?
I thought of setting a listener to each of the layouts for each item but that seems a little too much hassle
I'm sure there is a way for the RecyclerView to listen for the onClick event but I ...
How to determine an object's class?
... extend class A and I have an object of type B or C , how can I determine of which type it is an instance?
11 Answers
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How do I define a method which takes a lambda as a parameter in Java 8?
In Java 8, methods can be created as Lambda expressions and can be passed by reference (with a little work under the hood). There are plenty of examples online with lambdas being created and used with methods, but no examples of how to make a method taking a lambda as a parameter. What is the syntax...
Saving images in Python at a very high quality
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If you are using matplotlib and trying to get good figures in a latex document, save as an eps. Specifically, try something like this after running the commands to plot the image:
plt.savefig('destination_path.eps', format='eps')
I hav...
Using a custom image for a UITableViewCell's accessoryView and having it respond to UITableViewDeleg
I'm using a custom drawn UITableViewCell, including the same for the cell's accessoryView . My setup for the accessoryView happens by the way of something like this:
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Unique BooleanField value in Django?
...s) but the edit was rejected. Could any of the reviewers take time to explain why - since this would seem to be consistent with Django best practice.
– scytale
Oct 22 '12 at 16:57
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