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Assigning default values to shell variables with a single command in bash

... builtin to eat the expansion of the ${..} BUT leaving VARIABLE set. Until now I was doing this: VARIABLE="${VARIABLE:-DEFAULT_VALUE}" and feeling dorky for using VARIABLE twice. – dino Oct 6 '15 at 18:06 ...
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Calling parent class __init__ with multiple inheritance, what's the right way?

...super. [Response question as later edited] So it seems that unless I know/control the init's of the classes I inherit from (A and B) I cannot make a safe choice for the class I'm writing (C). The referenced article shows how to handle this situation by adding a wrapper class around A and ...
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Make sure that the controller has a parameterless public constructor error

...t, until I modified my DbContext to have an additional constructor. I am now having issues with the resolution and not sure what to do to fix this. Is there an easy way to force it to grab the parameterless constructor or I am approaching this incorrectly? ...
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Rebasing remote branches in Git

... be necessary to perform a rebase even with remote branches. The crux is knowing what you are doing. And we should take over that you may be deleting commits in remote repo. – enagra Oct 26 '19 at 12:04 ...
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How can I pass parameters to a partial view in mvc 4

..., the same as if you were to call: @Html.Partial("_SomePartial", Model) Now, in order for your partial to actually be able to use this, though, it too needs to have a defined model, for example: @model Namespace.To.Your.Model @Html.Action("MemberProfile", "Member", new { id = Model.Id }) Alte...
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Editing Javascript using Chrome Developer Tools

... I know this question is stale, but I just had a similar problem and found the solution. If you have the file prettified, Chrome will not allow edits. I turned it off and was able to edit. Willing to bet this is/was your problem...
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How do I compile C++ with Clang?

... I have the source code of Clang in front of my eyes now. During build (on Windows), it first builds clang.exe, and then copies that executable into clang++.exe. So it's the same executable, just at runtime it checks its own name to distinguish whether to behave as C or C++ com...
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Why {} + {} is NaN only on the client side? Why not in Node.js?

...tion' && /^[\r\n\s]*function/.test(evalCmd) || e) { // Now as statement without parens. self.eval(evalCmd, self.context, 'repl', finish); } else { finish(null, ret); } } ); This acts just like running ({}+{}) in the Chrome dev...
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What are best practices for validating email addresses on iOS 2.0

... Read the RFC. Almost everyone that thinks they know how to parse/clean/validate an email address is wrong. http://tools.ietf.org/html/rfc2822 Section 3.4.1 is very useful. Notice dtext = NO-WS-CTL / ; Non white space controls ...
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How do I delete from multiple tables using INNER JOIN in SQL server

... @JohnGibb, Now that's clear. You should include that in the answer. – Pacerier Apr 11 '15 at 16:59 add a commen...