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How to find the size of an array in postgresql
...array saved in a field with text type, while function array_length(text[]) does not exist ;)
– santuxus
Sep 17 '18 at 15:17
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How to quit scala 2.11.0 REPL?
... REPL, I can type exit to quit from REPL. However, in Scala 2.11.0 this doesn't work.
5 Answers
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How to test Spring Data repositories?
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The link behind "written in a way" does not work anymore. Maybe you can update it?
– Wim Deblauwe
Jan 21 '15 at 19:11
1
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How to store Node.js deployment settings/configuration files?
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what process.env? where does it locate? And how to set it?
– angry kiwi
Jan 6 '13 at 16:03
12
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How to avoid overflow in expr. A * B - C * D
...ler to do wrap-around overflow and checking if the correct result actually does fit into a long long.
– Mysticial
Nov 5 '12 at 18:27
2
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How do I loop through or enumerate a JavaScript object?
... to make sure that the key you get is an actual property of an object, and doesn't come from the prototype.
Here is the snippet:
var p = {
"p1": "value1",
"p2": "value2",
"p3": "value3"
};
for (var key in p) {
if (p.hasOwnProperty(key)) {
console.log(key + " -&g...
How to change progress bar's progress color in Android
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Its does not show any color change to me. please tell the color which worked out.
– Praveen
Jul 2 '10 at 11:09
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How to start an application without waiting in a batch file?
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Of course, it doesn't have to be empty quotes... you can give it an actual relevant title. I would heavily recommend this as it will make it much clearer to other people who see it what is going on. start "Obligatory Atavistic Window Title...
how to write setTimeout with params by Coffeescript
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Does not compile with the parentheses for me. I had to remove them, start the line with a comma, and it works like a charm.
– Jeremy Thille
Aug 7 '14 at 13:29
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Is there a way to change the spacing between legend items in ggplot2?
...unit(3, 'lines'))
grid.arrange(g1bw,g2bw,g3bw,nrow=3)
However, this doesn't work quite so well otherwise (e.g., if you need the grey background on your legend symbol):
g1 <- gp + theme(legend.key.size = unit(0, 'lines'))
g2 <- gp + theme(legend.key.size = unit(1.5, 'lines'))
g3 &...