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SQL command to display history of queries
... commands here are for a single session of MySQL, e.g. you can enter these from the interactive MySQL command line. If you want them to be a permanent feature of your MySQL instance, you need to put those commands in /etc/mysql/my.cnf and restart the MySQL service.
– jeffmjack
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How to split one string into multiple strings separated by at least one space in bash shell?
...d ''; it cannot be omitted), but this might give you an unexpected newline from <<<"$var" (as this implicitly adds an LF at the end).
Example:
touch NOPE
var="* a *"
read -ra arr <<<"$var"
for a in "${arr[@]}"; do echo "[$a]"; done
Outputs the expected
[*]
[a]
[*]
as this soluti...
Ruby: How to get the first character of a string
...out the requester, as well as about everybody else who would like to learn from that question. For example, Mac OS X comes bundled with Ruby 1.8, so no installation is required for these users.
– Marc-André Lafortune
Apr 28 '10 at 17:11
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How to remove all leading zeroes in a string
...oesn't handle any size of string like other answers do. You're converting from a string to an integer and then back as a string - simpler to merely shorten the string.
– Mike Weir
Oct 12 '16 at 18:41
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How can I view MSIL / CIL generated by C# compiler? Why is it called assembly?
...much more convenient than loading up Visual Studio or running the compiler from the command line, then loading up ILDASM and opening the .il file with a text editor.
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Accessing private member variables from prototype-defined functions
...d above using person.getSecret() will let you access that private variable from anywhere.
– alexr101
Jul 18 '18 at 19:17
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Creating an index on a table variable
...lared with this syntax however SQL Server 2016 relaxes this a bit further. From CTP 3.1 it is now possible to declare filtered indexes for table variables. By RTM it may be the case that included columns are also allowed but the current position is that they "will likely not make it into SQL16 due t...
Does a view exist in ASP.NET MVC?
Is it possible to determine if a specific view name exists from within a controller before rendering the view?
7 Answers
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How to center an element horizontally and vertically
...div>
</section>
Approach 4 - Absolutely positioned 50% from the top with displacement:
Example Here / Full Screen Example
This approach assumes that the text has a known height - in this instance, 18px. Just absolutely position the element 50% from the top, relative to the pare...
Why doesn't Mockito mock static methods?
...t runtime (that's what EasyMock does if I'm not mistaken), or they inherit from the class to mock (that's what Mockito does if I'm not mistaken). Both approaches do not work for static members, since you can't override them using inheritance.
The only way to mock statics is to modify a class' byte ...