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Error “initializer element is not constant” when trying to initialize variable with const
... to literal constants (like 1, 'a', 0xFF and so on), enum members, and results of such operators as sizeof. Const-qualified objects (of any type) are not constants in C language terminology. They cannot be used in initializers of objects with static storage duration, regardless of their type.
For e...
Check if a value exists in pandas dataframe index
...
Also work for multi index. If your index has length n, then a tuple of any length from 1..n can be checked
– Minh Triet
Mar 5 '18 at 10:26
...
Changing Locale within the app itself
... {
newConfig.locale = locale;
Locale.setDefault(locale);
getBaseContext().getResources().updateConfiguration(newConfig, getBaseContext().getResources().getDisplayMetrics());
}
}
@Override
public void onCreate()
{
super.onCrea...
How to construct a std::string from a std::vector?
... string first then using that to create a std::string, is there a quicker/alternative/"better" way to initialize a string from a vector of chars?
...
Count cells that contain any text
... contain text, or numbers or something else should do a plus one in my result-cell.
6 Answers
...
How to change package name of an Android Application
... com.android.gestureNEW.builder.
Open the manifest file. Inside the
<manifest> tag, change the package name to
com.android.gestureNEW.builder.
Open each of the two Activity files
and do Ctrl-Shift-O to add missing import packages, then save each
file. Run the GestureBuilder app...
Check if full path given
... See my answer (stackoverflow.com/a/35046453/704808) for an alternative that ensures a full path while retaining the advantages of IsPathRooted: avoiding accessing the file system or throwing exceptions for invalid input.
– weir
Jan 27 '16 at 20:5...
@media media query and ASP.NET MVC razor syntax clash
... this is the only solution that worked for me:
@section cphPageHead{
<style type="text/css" media="screen and (max-width:959px)">
</style>
<style type="text/css" media="screen and (min-width:960px)">
</style>
}
...
What's the difference between a Future and a Promise?
... Future and Promise ?
They both act like a placeholder for future results, but where is the main difference?
8 Answers...
Impossible to make a cached thread pool with a size limit?
... 10*60, // idle timeout
TimeUnit.SECONDS,
new ArrayBlockingQueue<Runnable>(20)); // queue with a size
Addendum: this is a fairly old answer, and it appears that JDK changed its behavior when it comes to core size of 0. Since JDK 1.6, if the core size is 0 and the pool does not have...