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Can I change a private readonly field in C# using reflection?
...;
Console.WriteLine(test.foo);
}
}
This works fine. (Java has different rules, interestingly - you have to explicitly set the Field to be accessible, and it will only work for instance fields anyway.)
s...
Can table columns with a Foreign Key be NULL?
...
Side note for java users, if you use ibatis or other ORM and user the primitive int instead of Integer in your class members the default will never be null, but will be 0 and you will fail the constraint.
– Jim Ford
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“The Controls collection cannot be modified because the control contains code blocks”
...common.css" rel="stylesheet" type="text/css" />
<script type="text/javascript" src="<%# ResolveUrl("~/javascript/leesUtils.js") %>"></script>
</head>
This changes the code block from a Response.Write code block to a databinding expression.
Since <%# ... %> databi...
Who sets response content-type in Spring MVC (@ResponseBody)
I'm having in my Annotation driven Spring MVC Java web application runned on jetty web server (currently in maven jetty plugin).
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How to iterate through SparseArray?
Is there a way to iterate over Java SparseArray (for Android) ? I used sparsearray to easily get values by index. I could not find one.
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Open another application from your own (intent)
...text object where/how to get/create it?And what packages to import. New in Java for Android development.
– Aleksey Kontsevich
Aug 8 at 0:54
add a comment
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Checkstyle vs. PMD
We are introducing static analysis tools into the build system for our Java product. We are using Maven2 so Checkstyle and PMD integration come for free. However it looks like there is a large overlap in functionality between these two tools, in terms of enforcing basic style rules.
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Check if a given key already exists in a dictionary and increment it
...d cons. So while the "Exceptions have a 10x overhead" might be correct for Java, it is not for Python (or Swift or others).
– nd.
Apr 25 '19 at 9:21
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Can I call a base class's virtual function if I'm overriding it?
...f()
{
Foo::printStuff();
}
};
It is the same as super in Java, except it allows calling implementations from different bases when you have multiple inheritance.
class Foo {
public:
virtual void foo() {
...
}
};
class Baz {
public:
virtual void foo() {
...
How to convert a Base64 string into a Bitmap image to show it in a ImageView?
...ndle;
import android.util.Base64;
import android.widget.ImageView;
import java.io.ByteArrayOutputStream;
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(...