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In which order should floats be added to get the most precise result?
... (also known as compensated summation) significantly reduces the numerical error in the total obtained by adding a sequence of finite precision floating point numbers, compared to the obvious approach. This is done by keeping a separate running compensation (a variable to accumulate small errors).
...
What is the difference between const_iterator and non-const iterator in the C++ STL?
...};
std::vector<int>::const_iterator cit = v.begin();
// Compile time error: cannot modify container with const_iterator.
//*cit = 1;
As shown above, v.begin() is const overloaded, and returns either iterator or const_iterator depending on the const-ness of the container variable:
How does ...
Use of def, val, and var in scala
...abels from def and val cannot be reassigned, and in case of any attempt an error like the below one will be raised:
scala> something = 5 * 6
<console>:8: error: value something_= is not a member of object $iw
something = 5 * 6
^
When the class is defined like:
scala> cl...
How do SO_REUSEADDR and SO_REUSEPORT differ?
...A to 0.0.0.0:21 and then binding socketB to 192.168.0.1:21 will fail (with error EADDRINUSE), since 0.0.0.0 means "any local IP address", thus all local IP addresses are considered in use by this socket and this includes 192.168.0.1, too. With SO_REUSEADDR it will succeed, since 0.0.0.0 and 192.168....
How to play ringtone/alarm sound in Android
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I still get an error - Failed to open ringtone content://settings/system/alarm_alert
– Pritesh Desai
Feb 10 '13 at 19:19
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Facebook API - How do I get a Facebook user's profile image through the Facebook API (without requir
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In July 2015 this no longer works (error: "Cannot query users by their username")
– Flimm
Jul 1 '15 at 9:07
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Why does only the first line of this Windows batch file execute but all three lines execute in a com
... solved it:
Bat file contents (if you want to stop batch when one of cmds errors)
cmd1 && ^
cmd2 && ^
cmd3 && ^
cmd4
Bat file contents (if you want to continue batch when one of cmds errors)
cmd1 & ^
cmd2 & ^
cmd3 & ^
cmd4
...
Getting “CHECKOUT can only be performed on a version resource” when trying to commit using Eclipse s
...roject from the package explorer, selecting "Team" -> "Commit"), I get the error:
10 Answers
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Converting DateTime format using razor
...et both the DataFormatString and set ApplyFormatInEditMode to true for the error to go away and the value to properly display when using EditorFor in my MVC view.
– Mark
Jun 5 '15 at 21:02
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What is the best scripting language to embed in a C# desktop application? [closed]
...d can be done in only a few lines of code (though you might want to add an error dialog, which would probably be a couple dozen more lines of code, depending on how usable you want it to be).
Create and use classes contained within the compiled assembly
This is a little more difficult than the previ...