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How to enable or disable an anchor using jQuery?

...anchor again anchor.removeData("disabled"); }, error: function () { // there was an error, enable the anchor anchor.removeData("disabled"); } }); return false; }); I made a jsfiddle example: http://jsfiddle.net/wgZ59/76/ ...
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How do I create a dynamic key to be added to a JavaScript object variable [duplicate]

...ata.gname; connect_clients.push({[key]:val}); } i get error when i run the node.js error in ({[key]) dont knw why – ujwal dhakal Nov 24 '15 at 14:14 ...
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All Ruby tests raising: undefined method `authenticate' for nil:NilClass

...wing and I don't understand why. All methods call raise the 'authenticate' error. I've checked the code if there was a method called "authenticate" but there is no such method. ...
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Best practices for SQL varchar column length [closed]

...d, etc. Basically, just come up with reasonable business constraints and error on a slightly larger size. As @onedaywhen pointed out, family names in UK are usually between 1-35 characters. If you decide to make it varchar(64), you're not really going to hurt anything... unless you're storing this...
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Removing pip's cache?

... I have pip 20.1.1 but when I try pip cache purge I get next error: ERROR: No matching packages but I installed a lot of different packages already – Mikhail_Sam Jun 16 at 10:59 ...
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How can I set a custom date time format in Oracle SQL Developer?

...-MON-RR HH24:MI:SS As a result, it keeps the default format, without any error. share | improve this answer | follow | ...
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No increment operator (++) in Ruby? [duplicate]

... x++ then Ruby expects another operand. This is why you tend to get syntax errors if you try to use ++ at the moment as Ruby takes part of the next statement as the operand. += is implemented as call + on the receiver passing the RHS as a parameter and then assign the value returned by + to the vari...
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how to use javascript Object.defineProperty

...f not true, the property is read only; attempt to write is ignored without error*! Both descriptors can have these members: configurable - default false; if not true, the property can't be deleted; attempt to delete is ignored without error*! enumerable - default false; if true, it will be iter...
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Does PHP have threading?

...object and threading in java, those same people will have no doubt seen an error called ConcurrentModificationException - as it sounds an error raised by the java runtime if two threads write the same physical data concurrently. I understand why it exists, but it baffles me that with resources as ch...
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How to check if a file is empty in Bash?

... Using the tool shellcheck can find spelling errors just fine. – Yokai Oct 3 '16 at 3:30 1 ...