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if (key in object) or if(object.hasOwnProperty(key)
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@Lor: ({foo:"bar"}).hasOwnProperty("toString") vs "toString" in ({foo:"bar"})
– I Hate Lazy
Nov 29 '12 at 19:24
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How do I merge two javascript objects together in ES6+?
.../en-US/docs/Web/JavaScript/Reference/… Running babel-node: const ob1 = {foo: 123}; const ob2 = {bar: 234}; const merged = {...ob1, ...ob2}; console.log(merged) Output: { foo: 123, bar: 234 }
– Thijs Koerselman
Sep 4 '15 at 18:52
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Pipe to/from the clipboard in Bash script
...hanges to apply.
Usage
You can now use setclip and getclip, e.g:
$ echo foo | setclip
$ getclip
foo
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grep a file, but show several surrounding lines?
... match and -A num for the number of lines after the match.
grep -B 3 -A 2 foo README.txt
If you want the same number of lines before and after you can use -C num.
grep -C 3 foo README.txt
This will show 3 lines before and 3 lines after.
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Is there a format code shortcut for Visual Studio?
...ea what happens when you activate it^^) so the formatter always changes if(foo) bar; to if(foo) { bar; }. executing Edit.FormatSelection doesn’t change that. Might be a bug, gonna report it if I cannot find anything.
– bugybunny
Oct 26 '18 at 7:18
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How to remove folders with a certain name
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To delete all directories with the name foo, run:
find -type d -name foo -a -prune -exec rm -rf {} \;
The other answers are missing an important thing: the -prune option. Without -prune, GNU find will delete the directory with the matching name and then try to ...
How do I properly escape quotes inside HTML attributes?
... <option value='<?php echo htmlentities("' onmouseover='alert(123);' foo='"); ?>' /> - make sure you use it with ENT_QUOTES, this is safe: <option value='<?php echo htmlentities("' onmouseover='alert(123);' foo='", ENT_QUOTES); ?>' /> , but in addition to ENT_QUOTES you shou...
How to negate specific word in regex? [duplicate]
... @Mary, This won't work as expected. For example /(?:(?!bar).)*/g on foobar returns foo AND ar.
– Krzysiek
Jan 7 '15 at 16:08
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How to push both value and key into PHP array
...d keep the keys of the added array. For example:
<?php
$arr1 = array('foo' => 'bar');
$arr2 = array('baz' => 'bof');
$arr3 = $arr1 + $arr2;
print_r($arr3);
// prints:
// array(
// 'foo' => 'bar',
// 'baz' => 'bof',
// );
So you could do $_GET += array('one' => 1);.
Ther...
In Java, is there a way to write a string literal without having to escape quotes?
...urce code.
So instead of:
Runtime.getRuntime().exec("\"C:\\Program Files\\foo\" bar");
String html = "<html>\n"
" <body>\n" +
" <p>Hello World.</p>\n" +
" </body>\n" +
"</html>\n";
System.out.p...