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read file from assets
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Here is what I do in an activity for buffered reading extend/modify to match your needs
BufferedReader reader = null;
try {
reader = new BufferedReader(
new InputStreamReader(getAssets().open("filename.txt")));
// do reading, usually lo...
Format date in a specific timezone
...HH:mm')
The older .zone() as a setter was deprecated in Moment.js 2.9.0. It accepted a string containing a timezone identifier (e.g., "-0400" or "-04:00" for -4 hours) or a number representing minutes behind UTC (e.g., 240 for New York during DST).
// always "2013-05-23 00:55"
moment(136926693431...
The modulo operation on negative numbers in Python
...) / 4 = -1.25 --> floor(-1.25) = -2
(-5) % 4 = (-2 × 4 + 3) % 4 = 3.
It is chosen over the C behavior because a nonnegative result is often more useful. An example is to compute week days. If today is Tuesday (day #2), what is the week day N days before? In Python we can compute with
return (2...
Completion block for popViewController
...t offer any options for this. However by using the CoreAnimation framework it's possible to add a completion block to the underlying animation:
[CATransaction begin];
[CATransaction setCompletionBlock:^{
// handle completion here
}];
[self.navigationController popViewControllerAnimated:YES];
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Set type for function parameters?
...nswered Dec 6 '11 at 22:16
pronvitpronvit
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Rails :include vs. :joins
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It appears that the :include functionality was changed with Rails 2.1. Rails used to do the join in all cases, but for performance reasons it was changed to use multiple queries in some circumstances. This blog post by Fabi...
ProcessBuilder: Forwarding stdout and stderr of started processes without blocking the main thread
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To only way in Java 6 or earlier is with a so called StreamGobbler (which you are started to create):
StreamGobbler errorGobbler = new StreamGobbler(p.getErrorStream(), "ERROR");
// any output?
StreamGobbler outputGobbler = new StreamGobbler(p.getInputStream()...
What is the difference between a directory and a folder?
...From a programmer point of view, is there a difference, and if so, what is it? Does it depend on the OS, or is there a broad, general consensus? This at least suggests that there is a difference.
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Duplicate and rename Xcode project & associated folders [closed]
...cate an entire Xcode project, rename the project and the associated files without Xcode going mental, and without having to manually re-import all files to the project.
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How do I correctly clean up a Python object?
__del__(self) above fails with an AttributeError exception. I understand Python doesn't guarantee the existence of "global variables" (member data in this context?) when __del__() is invoked. If that is the case and this is the reason for the exception, how do I make sure the object destructs...