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How to override equals method in Java
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The winning answer on this question has an excellent explanation of why you override hashCode() stackoverflow.com/a/27609/1992108
– Pegasaurus
Apr 12 '18 at 16:16
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How do I specify the platform for MSBuild?
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Some projects use Win32 instead of x86 for instance, CMake generated ones do (libssh2 uses CMake).
– Jeroen Wiert Pluimers
Sep 13 '16 at 19:07
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What is time_t ultimately a typedef to?
.... A similar workaround exists in .Net. I pass 64-bit epoch numbers between Win and Linux systems with no problem (over a communications channel). That brings up byte-ordering issues, but that's another subject.
To answer paxdiablo's query, I'd say that it printed "19100" because the program was wri...
Proper way to handle multiple forms on one page in Django
...then if the first form has any validation errors, the second automatically wins and the first form is reset, although we still need to display the errors from the first form. Just thought you should know
– Enduriel
May 3 '13 at 16:12
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Throwing the fattest people off of an overloaded airplane.
...ng fewer than 1% of the total number of items, then heap select is a clear winner over quick select. More than 1%, then use quick select or a variant like Introselect.
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String output: format or concat in C#?
Let's say that you want to output or concat strings. Which of the following styles do you prefer?
31 Answers
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Why does Clojure have “keywords” in addition to “symbols”?
... Is that it? Typing : rather than ' doesn't seem like a big win, especially since : is an extra keypress on most keyboards.
– Laurence Gonsalves
Oct 6 '09 at 19:29
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PHP: Storing 'objects' inside the $_SESSION
...hing the state into nooks and crannies amounts to some kind of theoretical win is just wrong. State is state. If you use state, you lose the various technical advantages gained by being stateless. This is not something to lose sleep over unless you know in advance that you ought to be losing slee...
IN vs OR in the SQL WHERE Clause
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I assume you want to know the performance difference between the following:
WHERE foo IN ('a', 'b', 'c')
WHERE foo = 'a' OR foo = 'b' OR foo = 'c'
According to the manual for MySQL if the values are constant IN sorts the list and then uses a binary search. I would imagine that OR evaluates t...
How can I programmatically generate keypress events in C#?
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The question is tagged WPF but the answers so far are specific WinForms and Win32.
To do this in WPF, simply construct a KeyEventArgs and call RaiseEvent on the target. For example, to send an Insert key KeyDown event to the currently focused element:
var key = Key.Insert; ...