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How do I change the working directory in Python?

... Never call os.chdir() outside of a context manager, unless you think you know what you're doing. (You probably don't.) – Cecil Curry May 22 '16 at 5:19 ...
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Why does the expression 0 < 0 == 0 return False in Python?

...es check if 0 &lt; 0 which obviously returns False onto the python stack. Now notice line 11: JUMP_IF_FALSE_OR_POP 23 This means that if 0 &lt; 0 returns False perform a jump to line 23. Now, 0 &lt; 0 is False, so the jump is taken, which leaves the stack with a False which is the return value for...
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return query based on date

... Date().getTime()-60*5*1000 gives us 1484383878676 (5 minutes ago in ms) Now we need to feed that into a new Date() constructor to get the ISO string format required by MongoDB timestamps. { $gte: new Date(resultFromAbove).toISOString() } (mongodb .find() query) Since we can't have variables we ...
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How to chain scope queries with OR instead of AND?

...ou would do Person.where('name=? OR lastname=?', 'John', 'Smith') Right now, there isn't any other OR support by the new AR3 syntax (that is without using some 3rd party gem). share | improve thi...
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Find and restore a deleted file in a Git repository

... got an error. error: pathspec &lt;filename&gt; did not match any file(s) known to git.. The solution was to use git bash. – donturner Jul 26 '12 at 18:07 56 ...
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Best way to resolve file path too long exception

...iving me this error (I tried looking at google but couldn;t find anything, now if anyone knows any trick to solve this problem please respond otherwise thanks for looking at it) ...
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How to redirect 404 errors to a page in ExpressJS?

I don't know a function for doing this, does anyone know of one? 22 Answers 22 ...
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How to change the URI (URL) for a remote Git repository?

...pull origin; git push origin; gitx) everything seems in order. And yes, I know it is bad form to mess with git internals. share | improve this answer | follow ...
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MySQL case insensitive select

...ic because of certain column values having insensitive case. We needed to know the difference between "GE1234" and "ge1234", they needed to be unique and stay logged that way. We set our column in create table statement this way instead: varchar(20) CHARACTER SET utf8 COLLATE utf8_bin ...
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How do I convert a dictionary to a JSON String in C#?

...rt my Dictionary&lt;int,List&lt;int&gt;&gt; to JSON string. Does anyone know how to achieve this in C#? 13 Answers ...