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Database: To delete or not to delete records
...nt of your database. If you're using it to store session information, then by all means wipe it immediately when the session expires (or is closed), you don't want that garbage lying around. As it cannot really be used again for any practical purposes.
Basically, what you need to ask yourself, migh...
Ignoring an already checked-in directory's contents?
...uses the files to only be removed from git's index, not your working copy. By default git rm <file> would delete <file>.
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How to get my IP address programmatically on iOS/macOS?
... decode IPv6 (inet_ntoa cannot deal with them). This was pointed out to me by Jens Alfke on an Apple forum - the proper function to use is inet_ntop (look at the man page, and or refer to this inet_ntop article also provided by Jens.
The dictionary keys have the form "interface" "/" "ipv4 or ipv6"....
How do I find out if first character of a string is a number?
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Can an array be top-level JSON-text?
...er than being restricted to being a JSONObject or a JSONArray as specified by RFC 4627." I don't know if IETF will change the RFC.
– Matthew Flaschen
Sep 30 '10 at 18:06
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Numpy `logical_or` for more than two arguments
...
As boolean algebras are both commutative and associative by definition, the following statements or equivalent for boolean values of a, b and c.
a or b or c
(a or b) or c
a or (b or c)
(b or a) or c
So if you have a "logical_or" which is dyadic and you need to pass it three ar...
How to call C from Swift?
...n objective-C wrapper. You'll want the implementation (which should reside by itself in a .mm file) to contain Objective-C++ code (which is just Objective-C and C++ in one file), and the interface (which should be in its own .h header file) should contain pure Objective-C code, so you'll have to con...
What are the Web.Debug.config and Web.Release.Config files for?
...onnection string elements are in the Release/Debug designer files and used by configuration elements in the main (Web.config) file, it is unable to resolve it.
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How does one output bold text in Bash?
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How to find out element position in slice?
...d be a little better if you wrote it using range.
If you happen to have a byte slice, there is bytes.IndexByte.
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