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Best way to handle list.index(might-not-exist) in python?

...thonic solution is to use only try/except and not the -1 sentinel value at all. I.E. you should rewrite otherfunction. On the other hand, if it ain't broke, ... – Andrew Jaffe Jan 25 '10 at 15:49 ...
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Why does dividing two int not yield the right value when assigned to double?

...oo(int); void foo(double); void (*p)(double) = &foo; // automatically selects `foo(fouble)` This is one context where the left-hand side of an assignment/initialization affects the behavior of the right-hand side. (Also, reference-to-array initialization prevents array type decay, which is an...
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Repository access denied. access via a deployment key is read-only

... key in your BitBucket Account Settings. Click your BitBucket avatar and select Bitbucket Settings(Manage account). There you'll be able to set SSH Keys. I simply deleted the Deployment Key, I don't need any for now. And it worked ...
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Convert from List into IEnumerable format

How shall I do in order to convert _Book_List into IEnumerable format? 6 Answers 6...
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What is the C# equivalent of friend? [duplicate]

... proxy class with private accessors in it by right clicking the method and selecting "Create Unit Tests..." share | improve this answer | follow | ...
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chart.js load totally new data

...lt;canvas id="results-graph"><canvas>'); canvas = document.querySelector('#results-graph'); // why use jQuery? ctx = canvas.getContext('2d'); ctx.canvas.width = $('#graph').width(); // resize to parent width ctx.canvas.height = $('#graph').height(); // resize to parent height var...
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How to rollback a specific migration?

...nt to go back. For example: rake db:rollback STEP=5 Will also rollback all the migration that happened later (4, 3, 2 and also 1). To roll back all migrations back to (and including) a target migration, use: (This corrected command was added AFTER all the comments pointing out the error in the ...
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How do I merge changes to a single file, rather than merging commits?

...to merge only 2 from B to A. Regular merge would merge all 4, here you can select. This may look as they were overridden because B contains essentially newer files. You need to support your experience with some evidence. – Pawel Cioch Nov 12 '19 at 19:27 ...
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Anaconda vs. EPD Enthought vs. manual installation of Python [closed]

...side I noticed right now is that the standard installation requires you to select which packages you want. It's both a good and a bad point, because I can't be sure that my clients will have the exact same configuration as I do when I install. (The Enthought tool suite can be installed in Python(x,y...
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Delete text in between HTML tags in vim?

... Also vat (or vit), followed by repeated at (or it) to progressively select surrounding tags . (Or v2at, etc). Then d to delete (etc). – Joe Freeman Feb 16 '17 at 17:09 ...