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Ruby: Easiest Way to Filter Hash Keys?

...answer: Even though this is answer (as of the time of this comment) is the selected answer, the original version of this answer is outdated. I'm adding an update here to help others avoid getting sidetracked by this answer like I did. As the other answer mentions, Ruby >= 2.5 added the Hash#sli...
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What is the best way to conditionally apply a class?

...ul with an li for each element and a property on the controller called selectedIndex . What would be the best way to add a class to the li with the index selectedIndex in AngularJS? ...
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Java regex email

...mple.com _somename@example.com matteo(this is a comment).corti@example.com root@[127.0.0.1] Just to mention a few problems: you don't consider the many forms of specifying a host (e.g, by the IP address) you miss valid characters you miss non ASCII domain names Before even beginning check the ...
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How to fix “ImportError: No module named …” error in Python?

... So whats the point then of having init.py in the root folder? It seems to serve no purpose if you edit either sys.path or the pythonpath. – user1980175 Jan 4 '14 at 23:13 ...
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How do I do string replace in JavaScript to convert ‘9.61’ to ‘9:61’?

... $("#text").val(); // value = 9.61 use $("#text").text() if you are not on select box... value = value.replace(".", ":"); // value = 9:61 // can then use it as $("#anothertext").val(value); Updated to reflect to current version of jQuery. And also there are a lot of answers here that would best ...
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Where can I find the IIS logs?

... %SystemDrive%\inetpub\logs\LogFiles Otherwise, check under IIS Manager, select the computer on the left pane, and in the middle pane, go under "Logging" in the IIS area. There you will se the default location for all sites (this is however overridable on all sites) You could also look into %Sy...
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When to use a linked list over an array/array list?

... in array. It is constant time to add/remove from a linked list’s head / root node. – Yawar Murtaza Jan 8 '19 at 10:37 add a comment  |  ...
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What is the common header format of Python files?

...hy do the same for a header information. Put it in a single place (project root) and avoid the hassle of maintaining such information across many, many files. – Graeme Oct 7 '12 at 17:28 ...
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Rails: Using greater than/less than with a where statement

...s behavior. User.where(id: 201..Float::INFINITY) will generate the SQL SELECT `users`.* FROM `users` WHERE (`users`.`id` >= 201) The same can be done for less than with -Float::INFINITY. I just posted a similar question asking about doing this with dates here on SO. >= vs > To avo...
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AngularJS $http and $resource

... I feel that other answers, while correct, don't quite explain the root of the question: REST is a subset of HTTP. This means everything that can be done via REST can be done via HTTP but not everything that can be done via HTTP can be done via REST. That is why $resource uses $http internal...