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How can I add a class to a DOM element in JavaScript?

... Re "while created": Do you mean "while being created"? Respond by editing your answer, not here in comments. Thanks in advance. – Peter Mortensen Jan 29 at 10:04 ...
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best practice to generate random token for forgot password

...the "Remember Me" feature. Why not to use the unique id as the selector? I mean, the primary key of the account_recovery table. We don't need additional layer of security for the selector, do we? Thanks! – Andre Polykanine May 28 '17 at 21:31 ...
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What do 'statically linked' and 'dynamically linked' mean?

...namic linking will fall in a heap. That's why it shouldn't be done. By all means add a function2() to your DLL but don't change function() if people are using it. Best way to handle that is to recode function() in such a way the it calls function2(), but don't change the signature of function(). ...
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JQuery Event for user pressing enter in a textbox?

...e event is attached to document.body rather than $selector directly, which means $selector can be added, removed and added again and will never load the event bound to it. By calling off() before on(), this script can live either within within the main body of the page, or within the body of an AJA...
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RegEx - Match Numbers of Variable Length

...lly shorthand for [0-9], but the important part is the addition of + which means "one or more". share | improve this answer | follow | ...
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Regular expression matching a multiline block of text

...ssion might be useful: ^(.+?)\n\n((?:[A-Z]+\n)+) The first character (^) means "starting at the beginning of a line". Be aware that it does not match the newline itself (same for $: it means "just before a newline", but it does not match the newline itself). Then (.+?)\n\n means "match as few cha...
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Why do we always prefer using parameters in SQL statements?

...n. But can you explain a bit more, why and how using parameters is safe. I mean it still looks like the sql command will be same – Sandy Sep 21 '11 at 20:49 2 ...
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What do the &,

... &default means you're labeling this set of attributes with some name for later use <<: *default means you're including all attributes from group labeled as default ...
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What's wrong with using == to compare floats in Java?

... Ah--I didn't mean an equals instance method, but rather the static method (I think within the Float class) which compares two values of type float. – supercat Aug 7 '17 at 15:10 ...
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Generating v5 UUID. What is name and namespace?

..."arbitrary" (octet) string from the perspective of the uuid algorithm. Its meaning however depends on your application. It could be a filename within a logical directory, object-id within an object-store, etcetera. While this works well for a moderately large number of namespaces and keys, it event...