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Purpose of returning by const value? [duplicate]
...
int main() {
foo() = 4; // not valid anyway for built-in types
}
// error: lvalue required as left operand of assignment
Though you can notice if the return type is a user-defined type:
struct T {};
const T foo() {
return T();
}
int main() {
foo() = T();
}
// error: passing ‘con...
Access denied for user 'test'@'localhost' (using password: YES) except root user
...ote machine(Example workbench) etc., use following steps to eliminate this error on OS where MySQL is installed
mysql -u root -p
CREATE USER '<<username>>'@'%%' IDENTIFIED BY '<<password>>';
GRANT ALL PRIVILEGES ON * . * TO '<<username>>'@'%%';
FLUSH PRIVILEGES;...
How to add local .jar file dependency to build.gradle file?
...
So I am using the same thing and I get compilation error (looks like it does not find the jar there.) If I give absolute path it works fine.
– RV_Dev
Jun 6 '17 at 13:51
...
(13: Permission denied) while connecting to upstream:[nginx]
...roblem:
setsebool -P httpd_can_network_connect 1
Details
I checked for errors in the SELinux logs:
sudo cat /var/log/audit/audit.log | grep nginx | grep denied
And found that running the following commands fixed my issue:
sudo cat /var/log/audit/audit.log | grep nginx | grep denied | audit2a...
Get the last inserted row ID (with SQL statement) [duplicate]
...
@youcantryreachingme: I suspect you have an error somewhere in your code - Pinal Dave typically isn't wrong, and most definitely not on this point .. why don't you put your observations into a question and ask it here?
– marc_s
Ma...
Storyboard doesn't contain a view controller with identifier
I keep getting the following error:
19 Answers
19
...
Read whole ASCII file into C++ std::string [duplicate]
... "most vexing parse", which in this case won't actually give you a compile error like it usually does, but will give you interesting (read: wrong) results.
Following KeithB's point in the comments, here's a way to do it that allocates all the memory up front (rather than relying on the string class...
Get nth character of a string in Swift programming language
...e values you can use this implementation
Why is this not built-in?
The error message says "see the documentation comment for discussion". Apple provides the following explanation in the file UnavailableStringAPIs.swift:
Subscripting strings with integers is not available.
The concept of...
Android Eclipse - Could not find *.apk
...seem to work for me. I was able to build my apk without issues until this error started cropping up. I have tried cleaning my project, removing it from the workspace and reimporting it, removing "Java Builder" from my Builders for the project, building the project manually, reordering my java buil...
Generic method multiple (OR) type constraint
...
What I'm doing, in fact, is writing a simple error logging function. I'd like that last parameter to either be a string of info about the error, or an exception, in which case I save e.message + e.stacktrace as a string anyway.
– Mansfield
...