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EJB's - when to use Remote and/or local interfaces?
...Java EE is that it is easy to scale (which I believe means you can deploy different components on different servers). Is that where Remote and Local interfaces come in? Are you supposed to use Remote interfaces if you expect your application to have different components on different servers? And use...
Can't connect to MySQL server error 111 [closed]
...y means that your MySQL server is only listening the localhost interface.
If you have lines like this :
bind-address = 127.0.0.1
In your my.cnf configuration file, you should comment them (add a # at the beginning of the lines), and restart MySQL.
sudo service mysql restart
Of course, to do t...
What are the disadvantages to declaring Scala case classes?
If you're writing code that's using lots of beautiful, immutable data structures, case classes appear to be a godsend, giving you all of the following for free with just one keyword:
...
How to delete multiple files at once in Bash on Linux?
...
Don't use "rm" if you wish to restore the files in future .You can use "rm-trash" utility : github.com/nateshmbhat/rm-trash
– Natesh bhat
Nov 20 '18 at 14:28
...
Call an activity method from a fragment
...ctivity to fragment:
FragmentManager fm = getSupportFragmentManager();
//if you added fragment via layout xml
YourFragmentClass fragment = (YourFragmentClass)fm.findFragmentById(R.id.your_fragment_id);
fragment.yourPublicMethod();
If you added fragment via code and used a tag string when you add...
cmake and libpthread
... was part way there. You can add the compiler option as well, like this:
If you have CMake 3.1.0+, this becomes even easier:
set(THREADS_PREFER_PTHREAD_FLAG ON)
find_package(Threads REQUIRED)
target_link_libraries(my_app PRIVATE Threads::Threads)
If you are using CMake 2.8.12+, you can simplify...
make iframe height dynamic based on content inside- JQUERY/Javascript
I am loading an aspx web page in an iframe. The content in the Iframe can be of more height than the iframe's height. The iframe should not have scroll bars.
...
Virtual functions and performance - C++
...tions affects the performance. Is this true? But I think this performance difference is not noticeable and looks like I am doing premature optimization. Right?
...
How do I redirect to another webpage?
...y, meaning the user won't get stuck in a never-ending back-button fiasco.
If you want to simulate someone clicking on a link, use
location.href
If you want to simulate an HTTP redirect, use location.replace
For example:
// similar behavior as an HTTP redirect
window.location.replace("http://sta...
How to open the default webbrowser using java
...ou're looking for.
import java.awt.Desktop;
import java.net.URI;
// ...
if (Desktop.isDesktopSupported() && Desktop.getDesktop().isSupported(Desktop.Action.BROWSE)) {
Desktop.getDesktop().browse(new URI("http://www.example.com"));
}
...