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How do you create optional arguments in php?
...s (=) sign in your definition of the parameters:
function dosomething($var1, $var2, $var3 = 'somevalue'){
// Rest of function here...
}
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Java Mouse Event Right Click
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170
To avoid any ambiguity, use the utilities methods from SwingUtilities :
SwingUtilities.isLeft...
Deserialize JSON to ArrayList using Jackson
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152
You can deserialize directly to a list by using the TypeReference wrapper. An example method:
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how do i do an insert with DATETIME now inside of SQL server mgmt studio
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176
Use CURRENT_TIMESTAMP (or GETDATE() on archaic versions of SQL Server).
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Append integer to beginning of list in Python [duplicate]
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Why does Dijkstra's algorithm use decrease-key?
...O(log N)|O(log N)|O(log N)| O(M log N) | O(M log N)
Fibonacci Heap | O(1) |O(log N)| O(1) | O(M log N) | O(M + N log N)
As you can see, with most types of priority queues, there really isn't a difference in the asymptotic runtime, and the decrease-key version isn't likely to do much better...
Global and local variables in R
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158
Variables declared inside a function are local to that function. For instance:
foo <- func...
Difference between an application server and a servlet container?
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172
A servlet-container supports only the servlet API (including JSP, JSTL).
An application serve...
Understanding the Event Loop
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1: If we are talking about a single-threaded application, then what processes setTimeouts while JS engine accepts more requests and executes them? Isn't that single thread will continue working on other requests? Then who is ...
How do I check what version of Python is running my script?
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21 Answers
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