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Why isn't sizeof for a struct equal to the sum of sizeof of each member?
...formance and correctness of programs:
Mis-aligned access might be a hard error (often SIGBUS).
Mis-aligned access might be a soft error.
Either corrected in hardware, for a modest performance-degradation.
Or corrected by emulation in software, for a severe performance-degradation.
In addition, a...
Variable's scope in a switch case [duplicate]
...nclose both declarations of the variables which will cause the compiler to error as the name to variable binding will have already been made.
In the other example it is ok because both variables are declared within their own braces (scope).
...
How to redirect to a dynamic login URL in ASP.NET MVC
... mistake.
Modify the value in web.config:
<forms loginUrl="~/Account/ERROR" timeout="2880" />
Then make an action method 'ERROR' that logs an error and redirects the user to the most generic login page you have.
s...
How to alias a table in Laravel Eloquent queries (or using Query Builder)?
...ve you ever found a way to make it work with soft delete? query fails with error Unknown column 'table_alias.deleted_at'
– dev7
Nov 29 '16 at 23:56
...
How can I propagate exceptions between threads?
...his_thread::sleep_for(std::chrono::seconds(1));
throw std::runtime_error("To be passed between threads");
}
catch(...)
{
teptr = std::current_exception();
}
}
int main(int argc, char **argv)
{
std::thread mythread(f);
mythread.join();
if (teptr) {
...
Declaration/definition of variables locations in ObjectiveC?
...ckage = @"iPackage";
//iPrivate = @"iPrivate"; // compiler error: variable is private
iProtected2 = @"iProtected2";
iPublic = @"iPublic";
self.iPublic2 = @"iPublic2"; // using self because the backing ivar is private
//iNotVisible = @"iNotVi...
Is there any way I can define a variable in LaTeX?
...xisting macros without any warnings and therefore can cause various subtle errors. To overcome this either use namespaced variables like my_var or fall back to \newcommand, \renewcommand commands instead.
share
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JavaScript plus sign in front of function expression
... () following it (the ones at the end of the line above) would be a syntax error (as would the absense of a name, in that example). With the +, it makes it a function expression, which means the name is optional and which results in a reference to the function, which can be invoked, so the parenthes...
How to install Maven 3 on Ubuntu 18.04/17.04/16.10/16.04 LTS/15.10/15.04/14.10/14.04 LTS/13.10/13.04
...ollowing:
set it up from scratch
repair it if apt-get update gives a 404 error after add-apt-repository
repair it if apt-get update gives a NO_PUBKEY error after manually adding it to /etc/apt/sources.list
Open a terminal and run the following:
sudo -i
Enter your password if necessary, then p...
SVN (Subversion) Problem “File is scheduled for addition, but is missing” - Using Versions
...
I was getting this error because I had deleted a folder from the app hierarchy. I just added empty folder with the same name and it worked.
– Yogi
Aug 21 '14 at 9:32
...