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Java: Calling a super method which calls an overridden method
... super doesn't change the instance. It doesn't set some hidden field "from now on, all method calls should start using SuperClass". Or to put it another way: The value of this doesn't change.
– Aaron Digulla
Oct 2 '14 at 11:36
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Continuously read from STDOUT of external process in Ruby
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I don't know whether at the time ehsanul answered the question, there was Open3::pipeline_rw() available yet, but it really makes things simpler.
I don't understand ehsanul's job with Blender, so I made another example with tar and ...
How expensive is the lock statement?
...th locks. Added ints is one of many. Love the suggestion, will use it from now on.
– Kees C. Bakker
Apr 21 '11 at 6:02
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How do I pass command-line arguments to a WinForms application?
...many times after a whole year and it never occured to me wtf it was untill now ! haha
– Niklas
Jun 28 '16 at 18:31
1
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How do I pass extra arguments to a Python decorator?
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Now if you want to call a function function1 with a decorator decorator_with_arg and in this case both the function and the decorator take arguments,
def function1(a, b):
print (a, b)
decorator_with_arg(10)(function1)(...
Set transparent background using ImageMagick and commandline prompt
... just the top-left corner. (There may be other things I'm forgetting right now).
– hackerb9
Jul 4 '17 at 15:20
2
ReactJS state vs prop
...o unexpected behavior.
this.state.data.value = 'but React will never know!';
// 2. This works, because we use setState
var newData = {value: 'it works 2'};
this.setState({data: newData});
// 3. Alternatively you can use React's immutability helpers
// to update more compl...
Difference between using Throwable and Exception in a try catch
...e an application server or a testing framework) where it can be running unknown code and should not be affected by anything that goes wrong with that code, as much as possible.
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How to implement WiX installer upgrade?
...add:
<RemoveExistingProducts Before="InstallInitialize" />
From now on whenever I install the product it removed previous installed versions.
Note: replace upgrade Id with your own GUID
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Will using 'var' affect performance?
...ate 8 Years Later
I need to update this as my understanding has changed. I now believe it may be possible for var to affect performance in the situation where a method returns an interface, but you would have used an exact type. For example, if you have this method:
IList<int> Foo()
{
retu...