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What are good alternatives to SQL (the language)? [closed]
...think that the underlying theme today is that rather than replace SQL with one new query language, we are instead creating language-specific frontends to hide the SQL in our regular every-day programming languages, and treating SQL as the protocol for talking to relational databases.
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Is using 'var' to declare variables optional? [duplicate]
...variable. However, it can still be deleted with delete (most likely by someone else's code who also failed to use var). If you use var in the global scope, the variable is truly global and cannot be deleted.
This is, in my opinion, one of the most dangerous issues with javascript, and should be dep...
Is Java really slow?
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Modern Java is one of the fastest languages, even though it is still a memory hog. Java had a reputation for being slow because it used to take a long time for the VM to start up.
If you still think Java is slow, see the benchmarks game re...
How can I strip first and last double quotes?
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The one below is safer!
– R Claven
Dec 21 '16 at 16:28
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How do I ignore an error on 'git pull' about my local changes would be overwritten by merge?
...t this will still prevent merging if those staged changes collide with the ones from upstream.
If you want to overwrite only specific parts of your local changes, there are two possibilities:
Commit everything you don't want to overwrite and use the method above for the rest.
Use git checkout p...
What is Haskell used for in the real world? [closed]
...e ObjectOrientedProgramming is modular in the dimension of different
components.
The ability to have your cake and eat it. Imagine you have a complex OO system processing messages - every component might make state
changes depending on the message and then forward the message to some
objects...
How to get started with Windows 7 gadgets
...er programmed a gadget for Vista or Seven, but I would like to try to make one. But where do I start? I have tried to search around on google and msdn, but I haven't managed to find anything useful. Either very, very old stuff (Vista beta stuff), already made gadgets or differences between gadgets i...
How do I create a class instance from a string name in ruby?
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module One
module Two
class Three
def say_hi
puts "say hi"
end
end
end
end
one = Object.const_get "One"
puts one.class # => Module
three = One::Two.const_get "Three"
puts three.class # => Cl...
How to check if a view controller is presented modally or pushed on a navigation stack?
...This does not work if you present a view controller then it pushes another one.
– Lee
Nov 12 '15 at 13:58
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How do I clear/delete the current line in terminal?
...or to start of line
Ctrl+e Move cursor to end of line
Ctrl+b Move back one character
Alt+b Move back one word
Ctrl+f Move forward one character
Alt+f Move forward one word
Ctrl+d Delete current character
Ctrl+w Cut the last word
Ctrl+k Cut everything after the cursor
Alt+d Cut word ...