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Which is better, return value or out parameter?
If we want to get a value from a method, we can use either return value, like this:
17 Answers
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What is the “right” way to iterate through an array in Ruby?
...HP, for all its warts, is pretty good on this count. There's no difference between an array and a hash (maybe I'm naive, but this seems obviously right to me), and to iterate through either you just do
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How do I escape the wildcard/asterisk character in bash?
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Quoting when setting $FOO is not enough. You need to quote the variable reference as well:
me$ FOO="BAR * BAR"
me$ echo "$FOO"
BAR * BAR
share
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lock(new object()) — Cargo cult or some crazy “language special case”?
I'm reviewing some code written by a consultant, and while dozens of red flags have already popped up, I can't wrap my head around the following snippet:
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Check for column name in a SqlDataReader object
How do I check to see if a column exists in a SqlDataReader object? In my data access layer, I have create a method that builds the same object for multiple stored procedures calls. One of the stored procedures has an additional column that is not used by the other stored procedures. I want to ...
SparseArray vs HashMap
I can think of several reasons why HashMap s with integer keys are much better than SparseArray s:
7 Answers
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Google Maps API 3 - Custom marker color for default (dot) marker
... seen lots of other questions similar to this ( here , here and here ), but they all have accepted answers that don't solve my problem. The best solution I have found to the problem is the StyledMarker library, which does let you define custom colours for markers, but I can't get it to use the ...
Create array of all integers between two numbers, inclusive, in Javascript/jQuery [duplicate]
Say I have the following checkbox:
15 Answers
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How to convert a char array back to a string?
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No, that solution is absolutely correct and very minimal.
Note however, that this is a very unusual situation: Because String is handled specially in Java, even "foo" is actually a String. So the need for splitting a String into individual chars...
Converting Go struct to JSON
I am trying to convert a Go struct to JSON using the json package but all I get is {} . I am certain it is something totally obvious but I don't see it.
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