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Android Fatal signal 11 (SIGSEGV) at 0x636f7d89 (code=1). How can it be tracked down?
...similar thing with RSA decryption using Openssl. Moving the operation in a new thread solved the issue.
– peceps
Sep 12 '16 at 9:10
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Java: How to set Precision for double value? [duplicate]
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You can try BigDecimal for this purpose
Double toBeTruncated = new Double("3.5789055");
Double truncatedDouble = BigDecimal.valueOf(toBeTruncated)
.setScale(3, RoundingMode.HALF_UP)
.doubleValue();
shar...
Passing data between a fragment and its container activity
... a fragment and its container activity
Activity:
Bundle bundle = new Bundle();
bundle.putString("message", "Alo Elena!");
FragmentClass fragInfo = new FragmentClass();
fragInfo.setArguments(bundle);
transaction.replace(R.id.fragment_single, fragInfo);
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Can I apply a CSS style to an element name?
...the HTML is not very well labelled, in the sense that there are not enough id and class declarations to differentiate between elements.
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How to compare types
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You can compare for exactly the same type using:
class A {
}
var a = new A();
var typeOfa = a.GetType();
if (typeOfa == typeof(A)) {
}
typeof returns the Type object from a given class.
But if you have a type B, that inherits from A, then this comparison is false. And you are looking for Is...
Best way to remove from NSMutableArray while iterating?
...ion should be faster. i.e. If you iterate through the array and compose a new array of objects to keep, instead of objects to discard. That may be true (although what about the memory and processing cost of allocating a new array, and discarding the old one?) but even if it's faster it may not be ...
WPF datagrid empty row at bottom
...ection that implements IEditableCollectionView returns true from its CanAddNew method, the DataGrid will assume that is what you want to do.
There's a good overview here:Overview of the editing features in the WPF DataGrid
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How to properly exit a C# application?
... code that could be used by a script to take appropriate action. (This is new code and a WinForms application, so it is unlikely to matter in this case, but good to know for anyone writing command-line tools.)
– YipYip
Jun 20 '18 at 19:00
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Fastest way to determine if record exists
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SELECT TOP 1 products.id FROM products WHERE products.id = ?; will outperform all of your suggestions as it will terminate execution after it finds the first record.
share...
How to find a Java Memory Leak
..., but high memory usage.For this enable GC logging;use a more advanced and new compacting GC like G1GC; and you can use jdk tools like jstat to see the GC behaviour live
jstat -gccause pid <optional time interval>
Other referecences to google for -jhat, jmap, Full GC, Humongous allocation, ...