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Task not serializable: java.io.NotSerializableException when calling function outside closure only o

...eption, try it). This is why if you put them outside classes it fixes the error. I'm going edit my answer a little to be more precise about what I mean - i.e. they cause the exception, not that they extend the interface. – samthebest Mar 24 '14 at 18:51 ...
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How do I get the object if it exists, or None if it does not exist?

... In this case, no Error is raised if there is more than one match. – Konstantin Schubert Apr 28 '15 at 20:54 7 ...
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Can't get Gulp to run: cannot find module 'gulp-util'

...n't know. ) To recap, I kept getting the "cannot find module 'gulp-util'" error when just checking to see if gulp was installed by running: gulp --version ...again, the 'gulp-util' error kept appearing... So, I followed the npm install [package name] advice listed above, but ended up getting s...
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What's Mongoose error Cast to ObjectId failed for value XXX at path “_id”?

... This worked for me. I am curious to the reason behind this error. Could you please explain how moving the route below the regular routes caused the error to go away? – Vishwak Oct 4 '19 at 13:41 ...
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How to find indices of all occurrences of one string in another in JavaScript?

I'm trying to find the positions of all occurrences of a string in another string, case-insensitive. 13 Answers ...
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Tools to generate database tables diagram with Postgresql? [closed]

... On mac I had to add: -renderer :quartz to avoid this error: -Tcmapx' failed with return code 139 – slashdottir Aug 9 '17 at 22:15 8 ...
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MySQL, update multiple tables with one query

...ookID is very important, without it The Books table update would happen to all rows and not only for the row with the specified id. Some lessons are learned the hard way, this one was learned in the terrifing way. – nheimann1 Mar 24 '15 at 15:06 ...
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Can I protect against SQL injection by escaping single-quote and surrounding user input with single-

... TryCast your numerics to the proper numeric type, and report a validation error if it doesn't work. It is very easy to search for attack patterns in your input, such as ' --. Assume all input from the user is hostile. share...
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How do I get PyLint to recognize numpy members?

... user setting to whitelist numpy: { // whitelist numpy to remove lint errors "python.linting.pylintArgs": [ "--extension-pkg-whitelist=numpy" ] } share | improve this answer ...
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Hashing a dictionary?

...e hash(): hash(frozenset(my_dict.items())) This is much less computationally intensive than generating the JSON string or representation of the dictionary. UPDATE: Please see the comments below, why this approach might not produce a stable result. ...