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What makes JNI calls slow?
...s are specified in strings and queried from the JVM. This is both slow and error-prone.
Java Strings are objects, have length and are encoded. Accessing or creating a string may require an O(n) copy.
Some additional discussion, possibly dated, can be found in "Java¿ Platform Performance: Strategi...
How to set ViewBag properties for all Views without using a base class for Controllers?
...
I couldn't get this to work with the error 'ASP._Page_Views_Shared__Layout_cshtml' does not contain a definition for 'MyProp' and no extension method 'MyProp' accepting a first argument of type 'ASP._Page_Views_Shared__Layout_cshtml' could be found (are you miss...
Export from sqlite to csv using shell script
... The script is missing quotes around the name of the table (it throws an error if the table name has dashes)
– Eric F.
Jun 12 at 15:33
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break out of if and foreach
..._even.php you need to use return. Using break or continue will return this error: Cannot break/continue 1 level. I found more details here
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Setting onClickListener for the Drawable right of an EditText [duplicate]
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Hi, I am not find CoreSystemContext.SCALE , so code shows Error. how I can get CoreSystemContext.SCALE. Please advise.
– arefin
May 21 '13 at 20:53
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Android: how to make an activity return results to the activity which calls it?
...nt)
finish();
}
else {
setResult(Activity.RESULT_CANCELED); // some error ...
finish();
}
...
Then in your calling activity, check the resultCode, to see if we're OK.
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == someCustom...
What are the differences between various threading synchronization options in C#?
...ation detail and not relevant. By returning a TCS, you can return results, errors or handle cancellation and it's easily composable with other async operation (such as async await or ContinueWith).
– Simon Gillbee
Aug 13 '15 at 20:13
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How to conditionally push an item in an observable array?
...= id(); //note the ()
});
if (!match)
return 'error';
else
return match.name;
};
In HTML, i have the following ($parent is due to this being inside a table row loop):
<select data-bind="visible: editing, hasfocus: editing, options: $parent.j...
How do I vertically center UITextField Text?
... if it's just numbers
So, unfortunately, it may need a bit of trial and error and manual adjustment to get it looking visually correct.
I placed the below code in a subclass of UITextField. It calls superclass methods as this takes into account the clear button being present.
override func awak...
module.exports vs exports in Node.js
...thing() {
console.log('bla bla');
}
var x = require('./file1.js')(); //Error: require is not a function
Because with exports, the reference doesn't point anymore to the object where module.exports points, so there is not a relationship between exports and module.exports anymore. In this case m...