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How can I calculate an md5 checksum of a directory?
...ar c <dir> has some issues:
tar processes directory entries in the order which they are stored in the filesystem, and there is no way to change this order. This effectively can yield completely different results if you have the "same" directory on different places, and I know no way to fix ...
How to sort the result from string_agg()
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With postgres 9.0+ you can write:
select string_agg(product,' | ' order by product) from "tblproducts"
Details here.
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Handling click events on a drawable within an EditText
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You should add v.getLeft() to x and v.getTop() to y in order to get the correct position.
– André
Mar 25 '13 at 14:16
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Best way to randomize an array with .NET
...and I'd like to create a new Array with the same strings but in a random order.
17 Answers
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Is there a way to measure how sorted a list is?
...ce of elements of type T is a pair of sequence elements that appear out of order according to some ordering < on the set of T's.
From Wikipedia:
Formally, let A(1), A(2), ..., A(n) be a sequence of n numbers.If i < j and A(i) > A(j), then the pair (i,j) is called an inversion of A.
The inv...
What is the “volatile” keyword used for?
...ut read-acquire, and store-release semantics, which are required on weakly ordered memory architectures. It is about speculative execution.
– doug65536
Oct 7 '16 at 2:28
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How to add multiple font files for the same font?
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The order is important, the bold/italic style must come last.
– The Who
Jun 11 '10 at 12:40
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How is AngularJS different from jQuery
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I mixed up one thing ! for example we use php for server side and we take our framework based on MVC concept and in template which we use javascript we use Angular js too so here angular js MVC is useless , isn't it?
– Farhad
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How to compare objects by multiple fields
...thenComparing(Person::getLastName, Comparator.nullsFirst(Comparator.naturalOrder())) - first field selector, then comparator
– gavenkoa
May 30 '18 at 14:22
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With MySQL, how can I generate a column containing the record index in a table?
... People should be aware that this row number is calculated before any ordering takes place, so the numbers may become jumbled up if the order changes the row order.
– Grim...
Nov 8 '12 at 14:20
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