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Generic List - moving an item within the list
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I know you said "generic list" but you didn't specify that you needed to use the List(T) class so here is a shot at something different.
The ObservableCollection(T) class has a Move method that does exactly what you want.
publ...
Programmatically register a broadcast receiver
I'd like to know what is the best practice/way of programmatically register a broadcast receiver. I want to register specific receivers according to user choice.
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Choosing a file in Python with simple Dialog
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I had to do root = Tk.Tk() then root.withdraw(). Now the open file dialog window does not close however.
– user391339
Feb 18 '14 at 21:07
21
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Override browser form-filling and input highlighting with HTML/CSS
I have 2 basic forms -- sign in and sign up, both on the same page. Now, I have no problem with the sign in form auto-filling, but the sign up form auto fills as well, and I don't like it.
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Self-references in object literals / initializers
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Now in ES6 you can create lazy cached properties. On first use the property evaluates once to become a normal static property. Result: The second time the math function overhead is skipped.
The magic is in the getter.
cons...
“Parse Error : There is a problem parsing the package” while installing Android application
...roblem does not exists with the rebuilt version of your old code then you know it must be something to do with your code.
I hope that gets you somewhere.
Cheers,
Joseph
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Set selected option of select box
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You saved my day, now i can have a nice weekend. Thank you man
– Ton Gok
Aug 28 at 14:13
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How to remove a directory from git repository?
...l this delete the directory from the point it was added to repository till now? Or is it just to remove the directory and recommit it to the .git repo?
– alpha_989
Jan 21 '18 at 18:15
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What's the difference between lapply and do.call?
...he above means something like below.
list( sum( L[[1]]) , sum( L[[2]]))
Now let us do the same thing for do.call
do.call(sum, L)
It means
sum( L[[1]], L[[2]])
In our example, it returns 21. In short, lapply always returns a list while the return type of do.call really depends on the funct...
Error while installing json gem 'mkmf.rb can't find header files for ruby'
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ruby -rrbconfig -e 'puts RbConfig::CONFIG["rubyhdrdir"]'
This should now correctly print
/Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk/System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/include/ruby-2.3.0
Likewise, gem install should work while that SDK is selected.
To sw...