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How to check if a variable is not null?

... Tim DownTim Down 281k6464 gold badges415415 silver badges497497 bronze badges a...
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Xml Namespace breaking my xpath! [duplicate]

... | edited Sep 5 '18 at 7:26 Patrick from NDepend team 11.9k44 gold badges5050 silver badges6565 bronze badges ...
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Use of 'prototype' vs. 'this' in JavaScript?

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How do I delete all untracked files from my working directory in Mercurial?

... | edited Feb 5 '19 at 8:28 Micha Wiedenmann 16.5k1717 gold badges7575 silver badges116116 bronze badges ...
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How can I check if my python object is a number? [duplicate]

...umber) returns True – Nate Apr 30 '18 at 19:31 to exclude boolean you can use the following. isinstance(x, numbers....
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VS2013 permanent CPU usage even though in idle mode

...velopment. – remus Dec 3 '14 at 14:28 ...
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How to change the pop-up position of the jQuery DatePicker control

... Earlz 55.8k8888 gold badges265265 silver badges475475 bronze badges answered Jun 26 '09 at 7:29 jonmc12jonmc12...
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Dynamically add script tag with src that may include document.write

... this isn't pcg – Brandito Feb 22 '18 at 2:42 add a comment  |  ...
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Keep-alive header clarification

... the keep-alive header is explained in greater detail than both 2616 and 2086): A host sets the value of the timeout parameter to the time that the host will allows an idle connection to remain open before it is closed. A connection is idle if no data is sent or received by a host. The max paramet...
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Multiple commands in an alias for bash

...arams. – Philip Rego Jun 19 '19 at 18:55 2 @PhilipRego - I would be glad to learn from you and up...