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Why use the params keyword?
...ntees prevention of unintended values passed to Parameters after Parameter order, Compatible-Type and/or count change after Calls have been coded,
1.2. it reduces those chances after a Parameter meaning change, because the likely new identifier name reflecting the new meaning is right next to the v...
Greedy vs. Reluctant vs. Possessive Quantifiers
... another character, etc. So a greedy quantifier checks possible matches in order from longest to shortest.
A reluctant quantifier tells the engine to start with the shortest possible piece of the string. If it matches, the engine can continue; if not, it adds one character to the section of the stri...
Is it safe to ignore the possibility of SHA collisions in practice?
...ty of such an event occurring in the next second to about 10-15. That's 45 orders of magnitude more probable than the SHA-256 collision. Briefly stated, if you find SHA-256 collisions scary then your priorities are wrong.
In a security setup, where an attacker gets to choose the messages which will...
What are the disadvantages of using persistent connection in PDO
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I hope I had read this answer before running SELECT orders.* FROM orders LEFT JOIN items USING(item_id)
– Ast Derek
Jul 26 '10 at 18:09
31
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CSS last-child selector: select last-element of specific class, not last child inside of parent?
...t.
body {
background: black;
}
.comment {
width: 470px;
border-bottom: 1px dotted #f0f0f0;
margin-bottom: 10px;
}
.comment:last-of-type {
border-bottom: none;
margin-bottom: 0;
}
<div class="commentList">
<article class="comment " id="com21"></artic...
Difference between dispatch_async and dispatch_sync on serial queue?
...
I think your get wrong order. first example is async which is the non-blocking version
– Bryan Chen
Nov 6 '13 at 21:07
...
Declaring variables inside or outside of a loop
...f having to go all over your entire code base and tweak and hack things in order to squeeze clock cycles here and there.
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Is there a better way to express nested namespaces in C++ within the header
...ESPACE_BEGIN(Foo, Bar, Baz)
class X { };
NAMESPACE_END(Baz, Bar, Foo) // order doesn't matter, NAMESPACE_END(a, b, c) would work equally well
Foo::Bar::Baz::X x;
For nesting deeper than three levels you would have to add helper macros up to the desired count.
...
When do I need to use a semicolon vs a slash in Oracle SQL?
...e 1:
ORA-00942: table or view does not exist
The / is mainly required in order to run statements that have embedded ; like a CREATE PROCEDURE statement.
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Detect changes in the DOM
...to be the same.
Maybe if you're only interested in the elements and their order (as you mentioned in your question), a getElementsByTagName("*") can work. This will fire automatically if you add an element, remove an element, replace elements or change the structure of the document.
I wrote a pro...
