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NodeJS require a global module/package
...ckage required by old npm
if (!fs.existsSync(packageDir))
throw new Error('Cannot find global module \'' + packageName + '\'');
var packageMeta = JSON.parse(fs.readFileSync(path.join(packageDir, 'package.json')).toString());
var main = path.join(packageDir, packageMeta.main);
return r...
Using getopts to process long and short command line options
...comes with caveats:
getopts can't enforce the opt spec. It can't return errors if the user supplies an invalid option. You have to do your own error-checking as you parse OPTARG.
OPTARG is used for the long option name, which complicates usage when your long option itself has an argument. You end...
What should my Objective-C singleton look like? [closed]
...y and do something like [[MySingelton alloc] init] you will get a run time error (though not a compile time error unfortunately). I don't understand how all the details of the object creation, but you implement + (id) allocWithZone:(NSZone *)zone which is called in sharedSingleton
...
Strip HTML from Text JavaScript
...h HTML from an untrusted source. To see why, try running strip("<img onerror='alert(\"could run arbitrary JS here\")' src=bogus>")
– Mike Samuel
Sep 22 '11 at 18:06
26
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403 Forbidden vs 401 Unauthorized HTTP responses
...s a problem with 401 Unauthorized, the HTTP status code for authentication errors. And that’s just it: it’s for authentication, not authorization.
Receiving a 401 response is the server telling you, “you aren’t
authenticated–either not authenticated at all or authenticated
incorrectl...
self referential struct definition?
...ive things... I would like each cell to contain another cell, but I get an error along the lines of "field 'child' has incomplete type". What's up?
...
Why is “import *” bad?
...ity).
Because you can't use cool tools like pyflakes to statically detect errors in your code.
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How should equals and hashcode be implemented when using JPA and Hibernate
...d; otherwise you may end up with strange behavior (ultimately resulting in errors and / or data corruption) because your entity may be allocated to a bucket not matching its current hashCode().
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Can't pickle when using multiprocessing Pool.map()
...some way, anyhow: Using the code at pastebin.ca/1693348 I now get a RuntimeError: maximum recursion depth exceeded. I looked around and one forum post recommended increasing the maximum depth to 1500 (from the default 1000) but I had no joy there. To be honest, I can't see what part (of my code, at ...
How to spread django unit tests over multiple files?
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This is great but I ran into an error where, when running an app level test (python manage.py test appName) the second bit of code would throw an error stating that __path__ was not available. I avoided it by wrapping the second snippet in a if '__path__'...