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Django Server Error: port is already in use
...ype sudo fuser -k 8000/tcp.
This should kill all the processes associated with port 8000.
EDIT:
For osx users you can use sudo lsof -t -i tcp:8000 | xargs kill -9
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Map enum in JPA with fixed values?
...
For versions earlier than JPA 2.1, JPA provides only two ways to deal with enums, by their name or by their ordinal. And the standard JPA doesn't support custom types. So:
If you want to do custom type conversions, you'll have to use a provider extension (with Hibernate UserType, EclipseLink ...
Search in all files in a project in Sublime Text 3
...on-Mac (regular) keyboards,
and ⌘⇧+F on a Mac.
You'll be presented with three boxes: Find, Where and Replace. It's a regular Find/Find-replace search where Where specifies a file or directory to search. I for example often use a file name or . for searching the current directory. There are al...
Sum a list of numbers in Python
... your input values are integers. By default, Python does integer division: it discards the remainder. To divide things through all the way, we need to use floating-point numbers. Fortunately, dividing an int by a float will produce a float, so we just use 2.0 for our divisor instead of 2.
Thus:
av...
Is it possible to get all arguments of a function as single object inside that function?
...
Use arguments. You can access it like an array. Use arguments.length for the number of arguments.
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Android “Only the original thread that created a view hierarchy can touch its views.”
... UI onto the main thread. There is a simple piece of code for this:
runOnUiThread(new Runnable() {
@Override
public void run() {
// Stuff that updates the UI
}
});
Documentation for Activity.runOnUiThread.
Just nest this inside the method that is running in the background,...
Loading local JSON file
I'm trying to load a local JSON file but it won't work. Here is my JavaScript code (using jQuery):
23 Answers
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Is the LIKE operator case-sensitive with MSSQL Server?
...documentation about the LIKE operator , nothing is told about the case-sensitivity of it. Is it? How to enable/disable it?
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No mapping found for field in order to sort on in ElasticSearch
...uery if there are some documents found not containing field used in sort criteria.
8 Answers
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How to get a thread and heap dump of a Java process on Windows that's not running in a console
...ocess running, assuming you know the pid.
Use Task Manager or Resource Monitor to get the pid. Then
jmap -dump:format=b,file=cheap.hprof <pid>
to get the heap for that process.
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