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Rails 4 LIKE query - ActiveRecord adds quotes
...have Movie.where("title ILIKE :s", s: search_string) it gets translated to SELECT 1 AS one FROM "movies" WHERE (title ILIKE 'test') LIMIT $1 by ActiveRecord (Rails 5.1.6) - please notice that there is no percentage symbol after the ILIKE)
– sekmo
Aug 16 '19 at...
Window appears off screen on ubuntu [closed]
...
Be sure to have the off-screen window selected (use Alt-Tab or Super-W for example). Then hold Alt+F7 and move the window with the cursor keys until it appears in the viewport.
When this happens to me the hidden window is usually below the screen (I occasionally...
Browsers' default CSS for HTML elements
... monospace }
pre { white-space: pre }
button, textarea,
input, select { display: inline-block }
big { font-size: 1.17em }
small, sub, sup { font-size: .83em }
sub { vertical-align: sub }
sup { vertical-align: super }
table { border-spacing:...
SVG: text inside rect
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Programmatically using D3:
body = d3.select('body')
svg = body.append('svg').attr('height', 600).attr('width', 200)
rect = svg.append('rect').transition().duration(500).attr('width', 150)
.attr('height', 100)
.attr('x', 40)
...
Plotting two variables as lines using ggplot2 on the same graph
... specific if one wants to choose specific colors rather than automatically selected colours by the function.
– I_m_LeMarque
Apr 5 '19 at 9:42
3
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What does it mean when MySQL is in the state “Sending data”?
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In this state:
The thread is reading and processing rows for a
SELECT statement, and sending data to the client.
Because operations occurring during this this state tend to perform
large amounts of disk access (reads).
That's why it takes more time to complete and so is the lon...
@Resource vs @Autowired
...tirely, however here is a quick summary of its usefulness:
How annotations select the right implementation?
@Autowired and @Inject
Matches by Type
Restricts by Qualifiers
Matches by Name
@Resource
Matches by Name
Matches by Type
Restricts by Qualifiers (ignored if match is found by name)
Which a...
What is the use of Enumerable.Zip extension method in Linq?
...rator merges the corresponding elements of two sequences using a specified selector function.
var letters= new string[] { "A", "B", "C", "D", "E" };
var numbers= new int[] { 1, 2, 3 };
var q = letters.Zip(numbers, (l, n) => l + n.ToString());
foreach (var s in q)
Console.WriteLine(s);
Oupu...
How do I expand a tuple into variadic template function's arguments?
...me U> void my_func(T &&t, U &&u) {}
int main(int argc, char *argv[argc]) {
std::tuple<int, float> my_tuple;
std::apply([](auto &&... args) { my_func(args...); }, my_tuple);
return 0;
}
This work around is a simplified solution to the general problem of pa...
AVD Manager - Cannot Create Android Virtual Device
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You either haven't selected a CPU/ABI target in the dropdown below the target, or you haven't installed a system image. Open your SDK manager and ensure that you've installed ARM EABI v7a System Image under the Android 4.2 section.
...