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Retrieve the maximum length of a VARCHAR column in SQL Server
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SELECT TOP 1 column_name, LEN(column_name) AS Lenght FROM table_name ORDER BY LEN(column_name) DESC
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newline in [duplicate]
...me borders and background to make the popup look decent, but this should sketch the idea. It has some drawbacks though, for example the popup is not positioned relative to mouse but relative to the containing cell.
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Removing first x characters from string?
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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Do you have to put Task.Run in a method to make it async?
...<T> or one of its shortcuts (TaskFactory.FromAsync, Task.FromResult, etc). I don't recommend wrapping an entire method in Task.Run; synchronous methods should have synchronous signatures, and it should be left up to the consumer whether it should be wrapped in a Task.Run:
private int DoWork()...
Difference between Grunt, NPM and Bower ( package.json vs bower.json )
... but bower js is used for managing front end components like html, css, js etc.
A fact that makes this more confusing is that npm provides some packages which can be used in front-end development as well, like grunt and jshint.
These lines add more meaning
Bower, unlike npm, can have multiple...
What is the “N+1 selects problem” in ORM (Object-Relational Mapping)?
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@ariel The 'correct' way is to get all the wheels, ordered by CarId (1 select), and if more details than the CarId are required, make a second query for all cars (2 queries total). Printing things out is now optimal, and no indexes or secondary storage were required (you can ...
Why is XOR the default way to combine hashes?
...tter than and and or, but that doesn't say much.
xor is symmetric, so the order of the elements is lost. So "bad" will hash combine the same as "dab".
xor maps pairwise identical values to zero, and you should avoid mapping "common" values to zero:
So (a,a) gets mapped to 0, and (b,b) also gets ...
Extracting numbers from vectors of strings
...idn't expect it, but this solution is slower than any of the others, by an order of magnitude.
– Matthew Lundberg
Jan 27 '13 at 5:15
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Android - Emulator in landscape mode, screen does not rotate
...eways. Is there something in the AVD configuration that needs to be set in order for the device to rotate properly?
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What is the difference between the remap, noremap, nnoremap and vnoremap mapping commands in Vim?
...important for the majority of use cases, but it should be noted that :map, etc. don't work in all modes, exactly, just all the common ones (specifically, normal mode, visual mode, select mode, and operator-pending mode). If you want a mapping to work in insert, command-line, or lang-arg mode, you ne...