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Gcc error: gcc: error trying to exec 'cc1': execvp: No such file or directory
...d other internal commands for different languages.
taken from this answer by Alan Shutko.
Solution for: Ubuntu / Linux Mint
sudo apt-get update
sudo apt-get install --reinstall build-essential
Solution for: Docker-alpine environment
If you are in docker-alpine environment install the build-base pa...
How to get the current date/time in Java [duplicate]
..., most people who know about these things recommended Joda-time as having (by far) the best Java APIs for doing things involving time point and duration calculations.
With Java 8 and later, the standard java.time package is recommended. Joda time is now considered "obsolete", and the Joda mainta...
What exception classes are in the standard C++ library
... exception was thrown
std::bad_function_call <functional> thrown by "null" std::function
std::bad_typeid <typeinfo> using typeinfo on a null pointer
std::bad_weak_ptr <memory> constructing a shared_ptr from a bad weak_ptr
std::logic_error <stdexcept> errors de...
How can I increment a date by one day in Java?
...ys using DATE, DAY_OF_MONTH or even DAY_OF_YEAR - they all are incremented by modulus. So considering Calendar of 31-12-1970, add(DAY_OF_YEAR, 1) or roll(), however roll() finally calls add(), will give 01-01-1970. I guess the only correct way is to set time with milliseconds. As for me, I'm nev...
What is so bad about singletons? [closed]
...member of the GoF 's patterns book , but it lately seems rather orphaned by the developer world. I still use quite a lot of singletons, especially for factory classes , and while you have to be a bit careful about multithreading issues (like any class actually), I fail to see why they are so awfu...
Calculate a Running Total in SQL Server
...do things like:
SELECT somedate, somevalue,
SUM(somevalue) OVER(ORDER BY somedate
ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW)
AS RunningTotal
FROM Table
SQL Server gives you no clean solution to this problem. My gut is telling me that this is one of those rare cases w...
NSDefaultRunLoopMode vs NSRunLoopCommonModes
... halted as soon as I touch iPhone screen. Thankfully, an awesome blog post by Jörn suggests an alternative option, using NSRunLoopCommonModes for connection.
...
What is array to pointer decay?
...e term decay signifies loss of type and dimension; numbers decay into int* by losing the dimension information (count 5) and the type is not int [5] any more. Look here for cases where the decay doesn't happen.
If you're passing an array by value, what you're really doing is copying a pointer - a p...
Cannot ping AWS EC2 instance
... It's easy to mistake "Echo Reply" for "Echo Request", I got confused by this for a moment.
– Andy
Jul 10 '18 at 15:23
...
What happens to a detached thread when main() exits?
... end of its execution has-happened-before the receiving of said signalling by a waiting thread), because, in general, there will be more code executed after e.g. a notify_all() of a condition variable, in particular the destructors of automatic and thread-local objects.
Running the signalling as th...