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How can I create an object and add attributes to it?
...Bunch recipe, but if you don't want to make a "bunch class", a very simple one already exists in Python -- all functions can have arbitrary attributes (including lambda functions). So, the following works:
obj = someobject
obj.a = lambda: None
setattr(obj.a, 'somefield', 'somevalue')
Whether the...
How to find an available port?
...t of ports, then the easiest way is probably to iterate through them until one works. Something like this:
public ServerSocket create(int[] ports) throws IOException {
for (int port : ports) {
try {
return new ServerSocket(port);
} catch (IOException ex) {
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Font-awesome, input type 'submit'
...work when I want to avoid reloading the page.
– Salvioner
Mar 28 '19 at 11:28
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IntelliJ beginning of file keyboard shortcut
...t isn't the default in Intellij instead of the seemingly pointless "scroll one line" feature.
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What is Scala's yield?
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Right. If you just have a simple map -- one generator with no if -- I'd certainly say calling map is more readable. If you have a several generators depending on each other, and/or filters, you may prefer a for expression.
– Alexey Romanov
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Microsoft Roslyn vs. CodeDom
...ries from .NET applications (no wrappers needed).
While building each component of the compiler pipeline, we've exposed public APIs on top:
Parser -> Syntax Tree API
Symbol Table/Metadata Import -> Symbol API
Binder -> Binding and Flow Analysis APIs
IL Emitter -> Emit API
Roslyn can...
Is there a way to simulate the C++ 'friend' concept in Java?
I would like to be able to write a Java class in one package which can access non-public methods of a class in another package without having to make it a subclass of the other class. Is this possible?
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GIT clone repo across local file system in windows
...C path to the file protocol. This requires you to use four slashes:
git clone file:////<host>/<share>/<path>
For example, if your main machine has the IP 192.168.10.51 and the computer name main, and it has a share named code which itself is a git repository, then both of the fo...
How to re import an updated package while in Python Interpreter? [duplicate]
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Thank you. I do not see why this answer has no up votes. None of the other solutions works in Python 3.4.
– wsaleem
Aug 5 '14 at 7:12
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Accessing bash command line args $@ vs $*
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$ set -- "arg 1" "arg 2" "arg 3"
$ for word in $*; do echo "$word"; done
arg
1
arg
2
arg
3
$ for word in $@; do echo "$word"; done
arg
1
arg
2
arg
3
$ for word in "$*"; do echo "$word"; done
arg 1 arg 2 arg 3
$ for word in "$@"; do echo "$word"; done
arg 1
arg 2
arg 3
one further ...