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Create directory if it does not exist

... What will -Force actually do? The documentation says "Forces this cmdlet to create an item that writes over an existing read-only item". Will it delete an existing folder? It should be clear in this answer. – Peter Mortensen...
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Why does int i = 1024 * 1024 * 1024 * 1024 compile without error?

... @WouterLievens, overflow is normally an "unusual" condition, if not an outright error condition. It is a result of finite-precision math, which most people are not intuitively expecting to happen when they do math. In some cases, like -1 + 1, it's harmless;...
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Delete an element from a dictionary

... Greg HewgillGreg Hewgill 783k167167 gold badges10841084 silver badges12221222 bronze badges ...
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How do I allow HTTPS for Apache on localhost?

... up HTTPS with a self-signed cert on Apache on localhost, but how do I actually do that? I have no idea at all. 16 Answers ...
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how to make a whole row in a table clickable as a link?

... Author's note I: Please look at other answers below, especially ones that do not use jquery. Author's note II: Preserved for posterity but surely the wrong approach in 2020. (Was non idiomatic even back in 2017) Original Answer You are using Bootstrap which means you are using jQuery...
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How to determine if an NSDate is today?

...ethod anyway. NOTE as with many answers on SO, after 7 years this is totally out of date. In Swift now just use .isDateInToday share | improve this answer | follow ...
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How to import data from mongodb to pandas?

... | edited Aug 12 '16 at 23:31 orluke 1,8341616 silver badges1414 bronze badges answered Dec 23 '...
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How do I get a list of all the duplicate items using pandas in python?

...rt issues. I would like to get a list of the duplicate items so I can manually compare them. When I try to use pandas duplicated method , it only returns the first duplicate. Is there a a way to get all of the duplicates and not just the first one? ...
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What's the shebang/hashbang (#!) in Facebook and new Twitter URLs for?

... Are you sure that is all there is to it? I often find that the page loading hangs on a shebang URL on facebook (even after many reloads), but if you manually remove the #!, it works. Not to mention you often get "1.5 URLs" (i.e. the old URL remai...
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Regex empty string or email

...hing an email address (that is, if you want wrong code that happens to (usually) work), use the regular-expressions.info link someone else submitted. As for the empty string, ^$ is mentioned by multiple people and will work fine. ...