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What is the exact problem with multiple inheritance?
...tion, local to enclosing function, object members, class members, globals, etc.), I don't see how an extra scope would make a difference.
– marcus
Nov 29 '11 at 19:15
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Why is it faster to check if dictionary contains the key, rather than catch the exception in case it
...ng exceptions is inherently expensive, because the stack has to be unwound etc.
On the other hand, accessing a value in a dictionary by its key is cheap, because it's a fast, O(1) operation.
BTW: The correct way to do this is to use TryGetValue
obj item;
if(!dict.TryGetValue(name, out item))
r...
C# Interfaces. Implicit implementation versus Explicit implementation
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Implicit definition would be to just add the methods / properties, etc. demanded by the interface directly to the class as public methods.
Explicit definition forces the members to be exposed only when you are working with the interface directly, and not the underlying implementation. This...
Does my application “contain encryption”?
...ur app uses only HTTPS or uses encryption only for authentication, tokens, etc., there is nothing you have to do, just include
<key>ITSAppUsesNonExemptEncryption</key><false/>
in your Info.plist and you are done.
2. Verification
You can verify this in itunes connect.
select ...
What is the difference between BIT and TINYINT in MySQL?
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In my opinion it is not my fault, that some interfaces etc. do interpret the correct binary data incorrectly. If an administrator (including myself) complains about some symbol (referring to MySQL Wrokbench) then this is the fault of whoever misinterpreted my correct (binary) dat...
Setting log level of message at runtime in slf4j
...anted generic equivalents of SLF4J's 1-parameter or 2-parameter warn/error/etc. methods.
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Emulate ggplot2 default color palette
...ically, @DidzisElferts shows how you can get all the colours, coordinates, etc that ggplot uses to build a plot you created. Very nice!
p <- ggplot(mpg,aes(x=class,fill=class)) + geom_bar()
ggplot_build(p)$data
[[1]]
fill y count x ndensity ncount density PANEL group ymin ymax xmin xmax
1...
Find and replace - Add carriage return OR Newline
... But I found that any decent external editor that support regex (notepad++ etc) work quite well.
– Alex
Nov 29 '13 at 9:56
2
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Signal handling with multiple threads in Linux
... return, assuming you haven't done anything to alter the normal flow (exit etc).
– Alan
Jul 26 '12 at 23:54
Note that ...
Why does C# not provide the C++ style 'friend' keyword? [closed]
...ccessors+mutators, operators overloading, public inheritance, downcasting, etc., it's often misused, but it does not mean the keyword has no, or worse, a bad purpose.
See Konrad Rudolph's message in the other thread, or if you prefer see the relevant entry in the C++ FAQ.
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