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Which is best way to define constants in android, either static class, interface or xml resource?
...rajdhami on 5/23/2017.
*/
public class Constant {
public static final String SERVER = "http://192.168.0.100/bs.dev/nrum";
// public static final String SERVER = "http://192.168.100.2/bs.dev/nrum";
public static final String API_END = SERVER + "/dataProvider";
public static final Stri...
Ruby: Easiest Way to Filter Hash Keys?
...n use the select method. You'll need to convert the key from a Symbol to a String to do the regexp match. This will give you a new Hash with just the choices in it.
choices = params.select { |key, value| key.to_s.match(/^choice\d+/) }
or you can use delete_if and modify the existing Hash e.g.
pa...
Is there a good jQuery Drag-and-drop file upload plugin? [closed]
...desktop drag+drop plugin out there that I know of which allows you to send extra data along with the file, including data that can be calculated at the time of upload with a callback function.
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What is a “cache-friendly” code?
...reases the number from 2 to N+1. Organizing a cache into more "ways" takes extra circuitry and generally runs slower, so (for example) an 8192-way set associative cache is rarely a good solution either.
Ultimately, this factor is more difficult to control in portable code though. Your control over w...
Open a URL in a new tab (and not a new window)
...ecessary, for window.open(), the second parameter is strWindowName, for: A string name for the new window. The name can be used as the target of links and forms using the target attribute of an <a> or <form> element. The name should not contain any whitespace characters. Note that strWin...
Fatal error: Maximum execution time of 30 seconds exceeded
..., to keep this limit as low as possible while allowing a certain amount of extra buffer. Out of security reasons I would not want to turn it off completely. It should be set reasonable. I actually set it to twice the amount of time my longest running script takes for completion under a medium server...
How to exit from the application and show the home screen?
...tent as
intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
also, add some extra like boolean to the intent
intent.putExtra("EXIT", true);
Then in root activity, check the value of the boolean and according to that call finish(), in the onCreate() of the root activity
if (getIntent().getBooleanE...
Doctrine - How to print out the real sql, not just the prepared statement?
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Does not work when parameters are date strings like '2019-01-01'
– Darius.V
Jul 22 '19 at 15:16
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How to make good reproducible pandas examples
...search (search the docs, search StackOverflow), give a summary:
The docstring for sum simply states "Compute sum of group values"
The groupby docs don't give any examples for this.
Aside: the answer here is to use df.groupby('A', as_index=False).sum().
if it's relevant that you have Times...
What is the best way to detect a mobile device?
... User agent sniffing is a very noddy detection technique, user agent strings are a constant moving target, they should not be trusted alone. People up-voting this post should consider researching more.
– Rob
Jan 9 '12 at 10:42
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