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java.net.URLEncoder.encode(String) is deprecated, what should I use instead?
...encode; the second is the name of the character encoding to use (e.g., UTF-8). For example:
System.out.println(
URLEncoder.encode(
"urlParameterString",
java.nio.charset.StandardCharsets.UTF_8.toString()
)
);
s...
How to get all child inputs of a div element (jQuery)
...
308
Use it without the greater than:
$("#panel :input");
The > means only direct children of t...
Outline effect to text
...
Klesun
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answered Feb 7 '11 at 8:23
KyleKyle
...
How do I know which version of Javascript I'm using?
...intain the standard so that's not surprising)
Firefox 4 is on JavaScript 1.8.5
The other big off-the-beaten-path one is IE9 - it implements ECMAScript 5, but doesn't implement all the features of JavaScript 1.8.5 (not sure what they're calling this version of JScript, engine codenamed Chakra, yet)....
Replace one character with another in Bash
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answered May 8 '11 at 15:11
Brian ClapperBrian Clapper
22.4k66 gold badges6060 silver badges6565 bronze badges
...
How to reuse an ostringstream?
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edited Mar 8 '09 at 21:41
answered Mar 8 '09 at 21:08
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Getting “unixtime” in Java
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483
Avoid the Date object creation w/ System.currentTimeMillis(). A divide by 1000 gets you to Uni...
How to drop into REPL (Read, Eval, Print, Loop) from Python code
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answered Sep 8 '09 at 20:34
AlexAlex
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How to get a substring of text?
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answered May 31 '11 at 8:14
Matteo AlessaniMatteo Alessani
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Sort rows in data.table in decreasing order on string key `order(-x,v)` gives error on data.table 1.
...r necessary.
You can use DT[order(-rank(x), y)].
x y v
1: c 1 7
2: c 3 8
3: c 6 9
4: b 1 1
5: b 3 2
6: b 6 3
7: a 1 4
8: a 3 5
9: a 6 6
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