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How to respond with HTTP 400 error in a Spring MVC @ResponseBody method returning String?
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What if you are passing something other than a string back? As in a POJO or other object?
– mrshickadance
Nov 18 '14 at 16:28
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How does a debugger work?
... the debugger which process to attach to, either by name or by process ID. If it is a name then the debugger will look up the process ID, and initiate the debug session via a system call; under Windows this would be DebugActiveProcess.
Once attached, the debugger will enter an event loop much like ...
How do I use vi keys in ipython under *nix?
...n/profile_default/ipython_config.py; create it with ipython profile create if you don't have it) with:
c.TerminalInteractiveShell.editing_mode = 'vi'
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How to get VM arguments from inside of Java application?
I need to check if some option that can be passed to JVM is explicitly set or has its default value.
5 Answers
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Restore a postgres backup file using the command line?
...atabase even
on other machines and other
architectures; with some modifications
even on other SQL database products.
The alternative archive file formats
must be used with pg_restore(1) to
rebuild the database. They allow
pg_restore to be selective about what
is restored, or ev...
Why is this program erroneously rejected by three C++ compilers?
I am having some difficulty compiling a C++ program that I've written.
31 Answers
31
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Choose between ExecutorService's submit and ExecutorService's execute
How should I choose between ExecutorService's submit or execute , if the returned value is not my concern?
7 Answers
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How to add hyperlink in JLabel?
... frame.setVisible(true);
}
private static void open(URI uri) {
if (Desktop.isDesktopSupported()) {
try {
Desktop.getDesktop().browse(uri);
} catch (IOException e) { /* TODO: error handling */ }
} else { /* TODO: error handling */ }
}
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The difference between the 'Local System' account and the 'Network Service' account?
...service that spawns a separate process. This process creates a COM object. If the service runs under the 'Local System' account everything works fine, but if the service runs under the 'Network Service' account, the external process starts up but it fails to create the COM object. The error returned...
Can I force pip to reinstall the current version?
...ce-reinstall <package>
When upgrading, reinstall all packages even if they are already up-to-date.
pip install -I <package>
pip install --ignore-installed <package>
Ignore the installed packages (reinstalling instead).
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