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How to remove the first commit in git?

... answered Oct 22 '19 at 5:20 kp123kp123 38233 silver badges1313 bronze badges ...
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Why are mutable structs “evil”?

...ay[500] of type Rectangle, it's clear and obvious how to e.g. copy element 123 to element 456 and then some time later set the width of element 123 to 555, without disturbing element 456. "RectArray[432] = RectArray[321]; ...; RectArray[123].Width = 555;". Knowing that Rectangle is a struct with a...
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How do I do an OR filter in a Django query?

...s, but a bit simpler, without the lambda: filter_kwargs = { 'field_a': 123, 'field_b__in': (3, 4, 5, ), } To filter these two conditions using OR: Item.objects.filter(Q(field_a=123) | Q(field_b__in=(3, 4, 5, )) To get the same result programmatically: list_of_Q = [Q(**{key: val}) for key, ...
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Remove shadow below actionbar

...o be compatible with all previous devices? – splinter123 Mar 22 '15 at 22:05 same as @splinter123 here :( Wonder how I...
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Check status of one port on remote host [closed]

...ll && echo Connected. || echo Fail. Connected. $ curl -s localhost:123 >/dev/null && echo Connected. || echo Fail. Fail. Possibly it may not won't work for all services, as curl can return different error codes in some cases (as per comment), so adding the following condition co...
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Git Alias - Multiple Commands and Parameters

...performing redirections and return the status 0. Here're some usages: 1. a=123;$a errors, but a=123; : $a does not. 2. : > hello.txt empties hello.txt. 3. if [ "$a" = "hello" ];then : ;fi runs okay but errors without ':'. It's like pass in python. 4. : this is a comment, the colon followed by spa...
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Get loop counter/index using for…of syntax in JavaScript

... both the value and the index to the function you give it: var myArray = [123, 15, 187, 32]; myArray.forEach(function (value, i) { console.log('%d: %s', i, value); }); // Outputs: // 0: 123 // 1: 15 // 2: 187 // 3: 32 Or ES6’s Array.prototype.entries, which now has support across current ...
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JavaScript style for optional callbacks

...swered Mar 31 '14 at 11:16 ninja123ninja123 94911 gold badge1111 silver badges2020 bronze badges ...
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Multiline comment in PowerShell

...red Sep 2 '18 at 18:32 ÜberUser123ÜberUser123 2144 bronze badges add...
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Why do == comparisons with Integer.valueOf(String) give different results for 127 and 128?

...th that in mind, consider the difference between these three. new Integer(123); This (obviously) makes a brand new Integer object. Integer.parseInt("123"); This returns an int primitive value after parsing the String. Integer.valueOf("123"); This is more complex than the others. It starts ...