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How to switch activity without animation in Android?
...nifest file? I supose my problem is trivial, but I can't find good example or solution to it.
9 Answers
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How to crop an image using PIL?
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Yes, I know that im.crop(box) is used for cropping the image. But I want to crop only upper and lower part of image not left and right, although box() take 4 tuple but I am not getting how to cropping the upper and lower part of image.
– Taj ...
ReactJS: Modeling Bi-Directional Infinite Scrolling
...inite table and an infinite scroll scenario. The best abstraction I found for this is the following:
Overview
Make a <List> component that takes an array of all children. Since we do not render them, it's really cheap to just allocate them and discard them. If 10k allocations is too big, you...
iPhone and OpenCV
I know that OpenCV was ported to Mac OS X , however I did not find any info about a port to the iPhone.
13 Answers
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How can I check the extension of a file?
I'm working on a certain program where I need to do different things depending on the extension of the file. Could I just use this?
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Multi-line strings in PHP
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Well,
$xml = "l
vv";
Works.
You can also use the following:
$xml = "l\nvv";
or
$xml = <<<XML
l
vv
XML;
Edit based on comment:
You can concatenate strings using the .= operator.
$str = "Hello";
$str .= " World";
echo $str; //Wil...
What is the difference between a process and a thread?
...ypical difference is that threads (of the same process) run in a shared memory space, while processes run in separate memory spaces.
I'm not sure what "hardware" vs "software" threads you might be referring to. Threads are an operating environment feature, rather than a CPU feature (though the CPU ...
How good is Java's UUID.randomUUID?
I know that randomized UUIDs have a very, very, very low probability for collision in theory, but I am wondering, in practice, how good Java's randomUUID() is in terms of not having collision? Does anybody have any experience to share?
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Qt: *.pro vs *.pri
What is the difference between *.pro and *.pri configuration files for qmake?
3 Answers
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proper way to sudo over ssh
...ript via SSH on a remote server using sudo. However, when I type the password, it shows up on the terminal. (Otherwise it works fine)
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