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How do you append an int to a string in C++? [duplicate]
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How do you this avoid the compilation error that now with the templated solution std::string("a") + std::string("b") is ambiguous?
– Jason Harrison
Nov 9 '14 at 21:55
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Laravel Eloquent: How to get only certain columns from joined tables
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I tried this and it shows an error SQLSTATE[42S22]: Column not found and it's SQL doesn't include the table in the with. The sql that it appears on the error is "SELECT fk_table.column1 FROM main_table".
– Michel Ayres
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High Quality Image Scaling Library [closed]
... < 0) || (quality > 100))
{
//create the error message
string error = string.Format("Jpeg image quality must be between 0 and 100, with 100 being the highest quality. A value of {0} was specified.", quality);
//throw a helpful except...
Assign same value to multiple variables at once?
...word & using this method
$c = 1234;
$a = $b = &$c; // no syntax error
// $a is passed by value. $b is passed by reference of $c
$a = &$b = &$c; // syntax error
$a = &($b = &$c); // $b = &$c is okay.
// but $a = &(...) is error because you can not pass by referen...
What is the purpose of wrapping whole Javascript files in anonymous functions like “(function(){ … }
...ee in the console
myFunction(); // unreachable, will throw an error, see in the console
myObject.anotherFunc(); // unreachable, will throw an error, see in the console
In the example above, any variable defined in the function (i.e. declared using var) will be "private" and accessi...
Array or List in Java. Which is faster?
I have to keep thousands of strings in memory to be accessed serially in Java. Should I store them in an array or should I use some kind of List ?
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How do I compare two string variables in an 'if' statement in Bash? [duplicate]
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The double equals sign is an error in the first case. Bash tolerates it, but the portable variant is if [ "$s1" = "$s2" ]. See also Rahul's answer
– tripleee
Aug 12 '16 at 4:59
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Why am I not getting a java.util.ConcurrentModificationException in this example?
...hod does not work when removing items. You can remove the element without error, but you will get a runtime error when you try to access removed items. You can't use the iterator because as pushy shows it will cause a ConcurrentModificationException, so use a regular for loop instead, but step ba...
How can I get nth element from a list?
...ype is acceptable as idiomatic Haskell. [1,2,3]!!6 will give you a runtime error. It could very easily be avoided if !! had the type [a] -> Int -> Maybe a. The very reason we have Haskell is to avoid such runtime errors!
– worldsayshi
Apr 14 '15 at 21:08
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How can I retrieve Id of inserted entity using Entity framework? [closed]
...showing your exception (and inner exception) and code snippet causing that error.
– Ladislav Mrnka
Mar 6 '11 at 20:09
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