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Difference between `const shared_ptr` and `shared_ptr`?
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You are right. shared_ptr<const T> p; is similar to const T * p; (or, equivalently, T co...
Create a new database with MySQL Workbench
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edited Nov 19 '12 at 15:09
Edward Brey
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How do I script a “yes” response for installing programs?
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213
The 'yes' command will echo 'y' (or whatever you ask it to) indefinitely. Use it as:
yes | co...
How to initialize an array's length in JavaScript?
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18 Answers
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Can Android do peer-to-peer ad-hoc networking?
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11 Answers
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sbt-assembly: deduplication found error
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answered Aug 20 '16 at 20:38
Elesin Olalekan FuadElesin Olalekan Fuad
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What is the printf format specifier for bool?
...ic arguments, you can use %d:
bool x = true;
printf("%d\n", x); // prints 1
But why not:
printf(x ? "true" : "false");
or, better:
printf("%s", x ? "true" : "false");
or, even better:
fputs(x ? "true" : "false", stdout);
instead?
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Bootstrap: Position of dropdown menu relative to navbar item
...he classes that need to be applied changed with the release of Bootstrap 3.1.0 and again with the release of Bootstrap 4. If one of the below solutions doesn't seem to be working double check the version number of Bootstrap that you're importing and try a different one.
Bootstrap 3
Before v3.1.0
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Why does substring slicing with index out of range work?
...Look what happens when you do the same thing to a list:
>>> [0, 1, 2, 3, 4, 5][3]
3
>>> [0, 1, 2, 3, 4, 5][3:4]
[3]
Here the difference is obvious. In the case of strings, the results appear to be identical because in Python, there's no such thing as an individual character out...
How to switch a user per task or set of tasks?
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With Ansible 1.9 or later
Ansible uses the become, become_user, and become_method directives to achieve privilege escalation. You can apply them to an entire play or playbook, set them in an included playbook, or set them for a particula...