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In c++ what does a tilde “~” before a function name signify?
...s method is called when the instance of your class is destroyed:
Stack<int> *stack= new Stack<int>;
//do something
delete stack; //<- destructor is called here;
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What is the difference between call and apply?
...u need to change the value of this for the function call. An example (that convert a functions arguments-object to an array): Array.prototype.slice.call(arguments) or [].slice.call(arguments). apply makes sense if you have the arguments in an array, for example in a function that calls another funct...
Purpose of Trigraph sequences in C++?
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I've seen trigraphs used in the early '90s to help convert PL/1 programs from a mainframe to be run/compiled/debugged on a PC.
They were dabbling with editing PL/I on the PC using a PL/I to C compiler and they wanted the code to work when moved back to the mainframe which ...
How do I add BundleConfig.cs to my project?
...elated question: How to add reference to System.Web.Optimization for MVC-3-converted-to-4 app
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Difference between reduce and foldLeft/fold in functional programming (particularly Scala and Scala
...top one level deep. We could chop up each chunk too. This is why summing integers in a list is O(log N) if given an infinite number of CPUs.
If you just look at the signatures there is no reason for reduce to exist because you can achieve everything you can with reduce with a foldLeft. The funct...
How do I replace a character at a particular index in JavaScript?
... string using two substrings and stuff the character between them
METHOD2: convert the string to character array, replace one array member and join it
Personally, I would use these two methods in different cases. Let me explain.
@FabioPhms: Your method was the one I initially used and I was afrai...
Combine multiple Collections into a single logical Collection?
...ow I could use guava iterables/iterators to generate a logical view on the internal collections without making temporary copies.
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Rails raw SQL example
How can I convert this code to raw sql and use in rails? Because When I deploy this code in heroku,there is a request timeout error.I think this will be faster if I use raw sql.
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psycopg2: insert multiple rows with one query
...e which allows an iterator yielding strings to be read like a file. We can convert each input record to a string using a generator expression. So the solution would be
args = [(1,2), (3,4), (5,6)]
f = IteratorFile(("{}\t{}".format(x[0], x[1]) for x in args))
cursor.copy_from(f, 'table_name', column...
How to complete a git clone for a big project on an unstable connection?
...epository for you if you can communicate with the provider. You can easily convert the bare repository to a full repository. Also read the comments in that answer as a shallow clone may not always help.
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