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How to compare binary files to check if they are the same?
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The standard unix diff will show if the files are the same or not:
[me@host ~]$ diff 1.bin 2.bin
Binary files 1.bin and 2.bin differ
If there is no output from the command, it means that the files have no differences.
s...
How to change UIPickerView height
Is it possible to change the height of UIPickerView? Some applications seem to have shorter PickerViews but setting a smaller frame doesn't seem to work and the frame is locked in Interface Builder.
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Some questions about Automatic Reference Counting in iOS5 SDK
I'm currently developing an app for iPad. The development started for iOS 4.2 and is now continuing (and I think will be completed) for iOS 4.3.
I just read about ARC in iOS 5, and basically I understood that we will never need to release and retain objects anymore. My questions are:
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Label Alignment in iOS 6 - UITextAlignment deprecated
Seems like UITextAlignmentCenter is deprecated in iOS 6.
11 Answers
11
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iPhone UIView Animation Best Practice
...nimations:context: method:
Use of this method is discouraged in iPhone OS 4.0 and later. You should use the block-based animation methods instead.
Eg of Block-based Animation based on Tom's Comment
[UIView transitionWithView:mysuperview
duration:0.75
opti...
Different font size of strings in the same TextView
...e length of the string. IndexOutOfBoundsException: indicating wrong index position for start and end of span. in the above Hello length is 5 so i applied span from index 0 to 5
– Raghunandan
May 2 '13 at 11:12
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What is the difference between a process and a thread?
...threads efficient).
Erlang uses the term "process" because it does not expose a shared-memory multiprogramming model. Calling them "threads" would imply that they have shared memory.
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How do I fix the indentation of an entire file in Vi?
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@ArchimedesTrajano Mac OS's stock vim is very old, I recommend HomeBrew's version; it's much newer. I had some annoying issues with Mac's vim. Also, I heard that you should not mess with the built-in one, so don't try to update it yourself unless ...
Generating a PNG with matplotlib when DISPLAY is undefined
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The main problem is that (on your system) matplotlib chooses an x-using backend by default. I just had the same problem on one of my servers. The solution for me was to add the following code in a place that gets read before any other pylab/matplotlib/pyplot import:
import matpl...
How do I resize an image using PIL and maintain its aspect ratio?
...humbnail.
Below is an (edited) example from the PIL documentation.
import os, sys
import Image
size = 128, 128
for infile in sys.argv[1:]:
outfile = os.path.splitext(infile)[0] + ".thumbnail"
if infile != outfile:
try:
im = Image.open(infile)
im.thumbnail(s...