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Should I check in node_modules to git when creating a node.js app on Heroku?

... the Node.js buildpack source for these exact steps However, the original error looks to be an incompatibility between the versions of npm and node. It is a good idea to always explicitly set the engines section of your packages.json according to this guide to avoid these types of situations: { ...
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How can I submit a form using JavaScript?

...n with the name and id "submit", and document.theForm.submit() reported an error. Once I renamed my button, the code worked perfectly. – Jonathan Oct 9 '17 at 4:20 1 ...
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How can I check whether a numpy array is empty or not?

...ting with a 'empty' array, and growing with np.append is a frequent novice error. Using a list in if alist: hinges on its boolean value: In [102]: bool([]) Out[102]: False In [103]: bool([1]) ...
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python assert with and without parenthesis

...foo == 8, \ "derp should be 8, it is " + str(foo) Prints: AssertionError: "derp should be 8, it is 7 Why does this python assert have to be different from everything else: I think the pythonic ideology is that a program should self-correct without having to worry about the special flag to...
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Why isn't sizeof for a struct equal to the sum of sizeof of each member?

...formance and correctness of programs: Mis-aligned access might be a hard error (often SIGBUS). Mis-aligned access might be a soft error. Either corrected in hardware, for a modest performance-degradation. Or corrected by emulation in software, for a severe performance-degradation. In addition, a...
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Declaration/definition of variables locations in ObjectiveC?

...ckage = @"iPackage"; //iPrivate = @"iPrivate"; // compiler error: variable is private iProtected2 = @"iProtected2"; iPublic = @"iPublic"; self.iPublic2 = @"iPublic2"; // using self because the backing ivar is private //iNotVisible = @"iNotVi...
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sh: 0: getcwd() failed: No such file or directory on cited drive

... This error is usually caused by running a command from a directory that no longer exist. Try changing your directory and re-run the command. share ...
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“Application tried to present modally an active controller”?

...[tabBarController presentModalViewController:vc3]; This will give you an error because that Tab Bar Controller has a death grip on the view controller that you gave it. You can either not add it to the array of view controllers on the tab bar, or you can not present it modally. Apple expects you...
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Reference: mod_rewrite, URL rewriting and “pretty links” explained

...ur RewriteRules still wouldn't work anyway. It's meant to prevent HTTP 500 errors. What it usually accomplishes is gracing your users with HTTP 404 errors instead. (Not so much more user-friendly if you think about it.) Practically it just suppresses the more useful log entries, or server notificati...
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How to redirect to a dynamic login URL in ASP.NET MVC

... mistake. Modify the value in web.config: <forms loginUrl="~/Account/ERROR" timeout="2880" /> Then make an action method 'ERROR' that logs an error and redirects the user to the most generic login page you have. s...