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What causes and what are the differences between NoClassDefFoundError and ClassNotFoundException?
...-time. This is a pretty critical error, as the program cannot be initiated by the JVM.
On the other hand, the ClassNotFoundException is an Exception, so it is somewhat expected, and is something that is recoverable. Using reflection is can be error-prone (as there is some expectations that things m...
What is the difference between a generative and a discriminative algorithm?
.... Generative algorithms model p(x,y), which can be transformed into p(y|x) by applying Bayes rule and then used for classification. However, the distribution p(x,y) can also be used for other purposes. For example, you could use p(x,y) to generate likely (x,y) pairs.
From the description above, you...
What does it mean to inflate a view from an xml file?
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When you write an XML layout, it will be inflated by the Android OS which basically means that it will be rendered by creating view object in memory. Let's call that implicit inflation (the OS will inflate the view for you). For instance:
class Name extends Activity{
pu...
Why does changing 0.1f to 0 slow down performance by 10x?
... everything to do with denormalized numbers, if we flush denormals to zero by adding this to the start of the code:
_MM_SET_FLUSH_ZERO_MODE(_MM_FLUSH_ZERO_ON);
Then the version with 0 is no longer 10x slower and actually becomes faster. (This requires that the code be compiled with SSE enabled.)
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ng-app vs. data-ng-app, what is the difference?
... which elements match which directives. We typically refer to
directives by their case-sensitive camelCase normalized name (e.g.
ngModel). However, since HTML is case-insensitive, we refer to
directives in the DOM by lower-case forms, typically using
dash-delimited attributes on DOM elements...
How to see query history in SQL Server Management Studio
...ommented, it might be helpful to join on sys.dm_exec_query_stats and order by last_execution_time:
SELECT t.[text], s.last_execution_time
FROM sys.dm_exec_cached_plans AS p
INNER JOIN sys.dm_exec_query_stats AS s
ON p.plan_handle = s.plan_handle
CROSS APPLY sys.dm_exec_sql_text(p.plan_handle) AS...
Get fragment (value after hash '#') from a URL in php [closed]
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If it's only about parsing a known URL from whatever source, the answer by mck89 is perfectly fine though.
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How do I remove a submodule?
...on
rm -rf: This is mentioned in Daniel Schroeder's answer, and summarized by Eonil in the comments:
This leaves .git/modules/<path-to-submodule>/ unchanged.
So if you once delete a submodule with this method and re-add them again, it will not be possible because repository already been ...
Calling a function of a module by using its name (a string)
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See also the answer provided by @sastanin if you only care for example about your local/current module's functions.
– NuSkooler
Jun 19 '15 at 22:19
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Android notification is not showing
...e
Android 8 introduced a new requirement of setting the channelId property by using a NotificationChannel.
private NotificationManager mNotificationManager;
NotificationCompat.Builder mBuilder =
new NotificationCompat.Builder(mContext.getApplicationContext(), "notify_001");
Intent ii = new Inte...