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Begin, Rescue and Ensure in Ruby?
...he exception class, in which case all exceptions that inherit from StandardError will be caught. (Please note that this does not mean that all exceptions are caught, because there are exceptions which are instances of Exception but not StandardError. Mostly very severe exceptions that compromise the...
C++ performance vs. Java/C#
...nce of its objects. And C++ does not have a finally clause. This is not an error.
:-)
And despite C# primitive-like structs, C++ "on the stack" objects will cost nothing at allocation and destruction, and will need no GC to work in an independent thread to do the cleaning.
As for memory fragmenta...
Abandoning changes without deleting from history
...3
user: Your name <your@email.com>
date: Sat Dec 23 16:05:38 2013 +0200
summary: commit description #2
changeset: 59:81b9804156a8
user: Your name <your@email.com>
date: Sat Sep 14 13:14:40 2013 +0200
summary: commit description #1
Let's say, you w...
Making a Simple Ajax call to controller in asp.net mvc
.../json; charset=utf-8",
dataType: "json",
success: successFunc,
error: errorFunc
});
From your update:
$.ajax({
type: "POST",
url: '@Url.Action("FirstAjax", "AjaxTest")',
contentType: "application/json; charset=utf-8",
data: { a: "testing" },
dataType: "json",
s...
C++ compiling on Windows and Linux: ifdef switch [duplicate]
...
This response isn't about macro war, but producing error if no matching platform is found.
#ifdef LINUX_KEY_WORD
... // linux code goes here.
#elif WINDOWS_KEY_WORD
... // windows code goes here.
#else
#error Platform not supported
#endif
If #error is not s...
Access denied for user 'root'@'localhost' while attempting to grant privileges. How do I grant privi
...ord mentioned in here, here, here, and here, no clue. I still get the same error:
ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)
I'm able to connect normally, show all databases, do selects and inserts, create and add users, and but when it comes to GRANT, I'm...
sqlite3-ruby install error on Ubuntu
I have the following error during sqlite3-ruby install:
19 Answers
19
...
Proxy with express.js
...inish client request as well
ores.end();
});
})
.on('error', e => {
// we got an error
console.log(e.message);
try {
// attempt to set error message and http status
ores.writeHead(500);
ores.write(e.message);
} catch (e) {
...
What is the use of printStackTrace() method in Java?
... This is normal, with the 1st one you call the toString() of the error, and in the 2nd you ask to print all the stackTrace from the error. That's 2 différents things.
– Jon
May 17 '16 at 8:08
...
C# Error: Parent does not contain a constructor that takes 0 arguments
...constructor inserted. That constructor does not exist, and so you get that error.
To correct the situation, you need to add an explicit call:
public Child(int i) : base(i)
{
Console.WriteLine("child");
}
Or, you can just add a parameterless parent constructor:
protected Parent() { }
...