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LaTeX Optional Arguments
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177
Example from the guide:
\newcommand{\example}[2][YYY]{Mandatory arg: #2;
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How to return a 200 HTTP Status Code from ASP.NET MVC 3 controller
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edited May 15 '14 at 18:36
jcolebrand
15.8k1010 gold badges7070 silver badges116116 bronze badges
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Matplotlib scatterplot; colour as a function of a third variable
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157
There's no need to manually set the colors. Instead, specify a grayscale colormap...
import n...
Rails: redirect_to with :error, but flash[:error] empty
... trying to do a redirect while setting the flash[:error] value. (Rails 3.0.10)
3 Answers
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Autowiring two beans implementing same interface - how to set default bean to autowire?
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134
I'd suggest marking the Hibernate DAO class with @Primary, i.e. (assuming you used @Repository...
What does the exclamation mark mean in a Haskell declaration?
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319
It's a strictness declaration. Basically, it means that it must be evaluated to what's called "...
Can functions be passed as parameters?
...ing.
func value(x int) string {
return fmt.Sprintf("%v", x)
}
// quote123 passes 123 to convert func and returns quoted string.
func quote123(fn convert) string {
return fmt.Sprintf("%q", fn(123))
}
func main() {
var result string
result = value(123)
fmt.Println(result)
//...
jQuery - Add ID instead of Class
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edited Dec 9 '15 at 3:39
gsamaras
64.5k3131 gold badges140140 silver badges240240 bronze badges
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SQLite INSERT - ON DUPLICATE KEY UPDATE (UPSERT)
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31
Since 3.24.0 SQLite also supports upsert, so now you can simply write the following
INSERT INTO...
Get the Row(s) which have the max count in groups using groupby
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11 Answers
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