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Safely override C++ virtual functions
...thing) const = 0 {
// boring default code
}
};
I thought I read on www.parashift.com that you can actually implement an abstract method. Which makes sense to me personally, the only thing it does is force subclasses to implement it, no one said anything about it not being allowed to have an ...
How to print out a variable in makefile
...
from a "Mr. Make post"
https://www.cmcrossroads.com/article/printing-value-makefile-variable
Add the following rule to your Makefile:
print-% : ; @echo $* = $($*)
Then, if you want to find out the value of a makefile variable, just:
make print-VARIAB...
How to convert float to varchar in SQL Server
...e original number is
CONVERT (VARCHAR(50), float_field,128)
See http://www.connectsql.com/2011/04/normal-0-microsoftinternetexplorer4.html
The other solutions above will sometimes round or add digits at the end
UPDATE: As per comments below and what I can see in https://msdn.microsoft.com/en-u...
How to configure a HTTP proxy for svn
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
Correct use of Multimapping in Dapper
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091
get original element from ng-click
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
How do the likely/unlikely macros in the Linux kernel work and what is their benefit?
... macros can then be used as in
if (likely(a > 1))
Reference: https://www.akkadia.org/drepper/cpumemory.pdf
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Permission is only granted to system app
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
Looping over arrays, printing both index and value
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
Restore a postgres backup file using the command line?
...gsql.gz
restore
gunzip -c mydb.pgsql.gz | psql dbname -U user
https://www.postgresql.org/docs/9.1/static/backup-dump.html
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