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Covariance and contravariance real world example
... from the calling code.
Because of the inverted approach of using higher order functions in this manner, by the time the Action is invoked, it is the more derived Zebra instance which is invoked against the zebraAction function (passed as a parameter), although the function itself uses a less deri...
What Content-Type value should I send for my XML sitemap?
...s+xml or application/rdf+xml, the character encoding is determined in this order:
the encoding given in the charset parameter of the Content-Type HTTP header
the encoding given in the encoding attribute of the XML declaration within the document,
utf-8.
For text/xml, text/xml-external-parsed-ent...
Remove all occurrences of char from string
...argument is regular expression, sometimes it won't work as expected, especially if this string comes from user input.
– vbezhenar
Jul 4 '12 at 8:50
9
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Nested Git repositories?
... commit -m "Merge OtherRepository project as our subdirectory"`
Then, in order to pull the other repository into your directory (to update it), use the subtree merge strategy:
$ git pull -s subtree OtherRepository master
I'm using this method for years now, it works :-)
More about this way inc...
How to turn NaN from parseInt into 0 for an empty string?
...tring is parsable to int. OP wants to get 0 instead of NaN. This is solved by Matt's code perfectly.
– trejder
Jul 18 '13 at 7:54
2
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Is PowerShell ready to replace my Cygwin shell on Windows? [closed]
... dose of respect for that community.)
What I found was that this didn't really help much. The reason for that is that AWK/grep/sed don't work against COM, WMI, ADSI, the Registry, the certificate store, etc., etc.
In other words, UNIX is an entire ecosystem self-tuned around text files. As such, t...
Ways to circumvent the same-origin policy
... set document.domain to othercompany.com.
With this method, you would be allowed to exectue javascript from an iframe sourced on a subdomain on a page sourced on the main domain. This method is not suited for cross-domain resources as browsers like Firefox will not allow you to change the document...
How to add leading zeros for for-loop in shell? [duplicate]
... that this feature got introduced with bash-4.0-alpha: Brace expansion now allows zero-padding of expanded numeric values and will add the proper number of zeroes to make sure all values contain he same number of digits.).
– Adrian Frühwirth
Feb 13 '15 at 18:5...
What should go into an .h file?
...Things like class declarations, function prototypes, and enumerations typically go in header files. In a word, "definitions".
Code files (.cpp) are designed to provide the implementation information that only needs to be known in one file. In general, function bodies, and internal variables that sh...
What is the Difference Between read() and recv() , and Between send() and write()?
...ions read()/write() are the universal file descriptor functions working on all descriptors.
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