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What is the correct way of using C++11's range-based for?
...f using for (const auto& x : v) just fails to compile.
g++ outputs an error message something like this:
TestRangeFor.cpp:138:11: error: assignment of read-only reference 'x'
x *= 10;
^
The correct approach in this case is capturing by non-const reference:
vector<...
Effects of the extern keyword on C functions
...fine a file scope variable. For example,
extern int i = 4;
will give an error or warning, depending on the compiler.
Usage of extern is useful if you explicitly want to avoid definition of a variable.
Let me explain:
Let's say the file a.c contains:
#include "a.h"
int i = 2;
int f() { i++; ...
jQuery post() with serialize and extra data
... },
success:function(data){
// json response
},
error: function(data) {
// if error occured
}
});
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How do you reset the stored credentials in 'git credential-osxkeychain'?
...password, add it then pushes a file for that.
After git push I found this error. Then I use the upper case-
issue:
remote: Permission to user1/file.git denied to user2(previously exist
user ). fatal: unable to access 'https://github.com/xxxxxxxxxxxx/':
The requested URL returned error: 403...
How to get the number of characters in a std::string?
...ptr<UBreakIterator, UBreakIteratorDeleter>;
void checkStatus(const UErrorCode status)
{
if(U_FAILURE(status))
{
throw std::runtime_error(u_errorName(status));
}
}
size_t countGraphemes(UText* text)
{
// source for most of this: http://userguide.icu-project.org/strings...
How to cherry-pick from a remote branch?
...elopment branch, I have to use the merge commit hash to avoid "bad object" error.
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How to run a command in the background and get no output?
... @sabertooth1990 Your command line is faulty: -bash: syntax error near unexpected token '&'
– notes-jj
Feb 1 '17 at 17:28
1
...
Add a CSS class to
...> 'submit_class_name_here' %>
This should do. If you're getting an error, chances are that you're not supplying the name.
Alternatively, you can style the button without a class:
form#form_id_here input[type=submit]
Try that, as well.
...
The import org.junit cannot be resolved
... -> Java Build Path, but every now and then Eclipse still shows me this error, though running the tests is possible without problems. Restarting Eclipse resolves the problem - for a while. Any explanation for this?
– Thomas W
Jan 15 '18 at 13:27
...
MySQL root access from all hosts
... This is not the perfect solution. It may work. For me it produced an error: ERROR 1062 (23000): Duplicate entry '%-root' for key 'PRIMARY'
– Scriptlabs
Nov 16 '15 at 12:51
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