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“unary operator expected” error in Bash if condition
... "modern"? Hasn't [[ always been in bash? It has been in Korn shell for over twenty years, and pre-dates bash. (I know what you mean though)
– cdarke
Nov 29 '12 at 9:04
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Is there any reason to use a synchronous XMLHttpRequest?
...ds progress. If a web application is given access to web workers, I could foresee developers using a dedicated web worker to make synchronous requests for, as Jonathan said, to ensure one request happens before another. With the current situation of one thread, it is a less than ideal design as it...
Why wasn't PyPy included in standard Python?
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PyPy is not a fork of CPython, so it could never be merged directly into CPython.
Theoretically the Python community could universally adopt PyPy, PyPy could be made the reference implementation, and CPython could be discontinued. However...
How to Pass Parameters to Activator.CreateInstance()
...gh that passing arguments on Activator.CreateInstance has a significant performance difference versus parameterless creation.
There are better alternatives for dynamically creating objects using pre compiled lambda. Of course always performance is subjective and it clearly depends on each case if i...
Git: copy all files in a directory from another branch
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What about if I wanted to retain commit messages for the files copied over?
– totels
Apr 19 '11 at 11:43
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What exactly does the Access-Control-Allow-Credentials header do?
... behavior can lead to a class of vulnerabilities called cross-site request forgery, or CSRF.
In order to reduce the chance of CSRF vulnerabilities in CORS, CORS requires both the server and the client to acknowledge that it is ok to include cookies on requests. Doing this makes cookies an active de...
Save classifier to disk in scikit-learn
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0.9526989426822482
Edit: in Python 3.8+ it's now possible to use pickle for efficient pickling of object with large numerical arrays as attributes if you use pickle protocol 5 (which is not the default).
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How to use greater than operator with date?
... It bears noting that MySQL seems a bit picky about the date format; while either 2019/02/08 21:04:07 or 2019-02-08 21:04:07 produces the expected outcome, 02-08-2019 21:04:07, using the US date format, casts a much wider net.
– David A. Gray
Feb ...
What is the easiest way to push an element to the beginning of the array?
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That's the one I was looking for, forgot the name.
– Ed S.
May 22 '11 at 1:50
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How to tell if rails is in production?
...ge? Do I have to specify somewhere to provide the right error page? Thanks for the help.
– sent-hil
Dec 28 '09 at 4:13
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