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How to validate an email address in PHP
...xists. The only way to find that out is by sending a confirmation mail.
Now that you have your easy answer feel free to read on about email address validation if you care to learn or otherwise just use the fast answer and move on. No hard feelings.
Trying to validate an email address using a re...
How to parse JSON to receive a Date object in JavaScript?
...
There is now a standard JSON date format. tools.ietf.org/html/rfc7493#section-4.3
– Bryan Larsen
Feb 6 '17 at 14:18
...
How to limit the amount of concurrent async I/O operations?
...hould be using since it's more performant than the original Semaphore), it now boasts the WaitAsync(...) series of overloads, with all of the expected arguments - timeout intervals, cancellation tokens, all of your usual scheduling friends :)
Stephen's also written a more recent blog post about the...
C++ equivalent of java's instanceof
...seClass>(ptr)) { ... }
However, this purely operates on the types as known by the compiler.
Edit:
This code should work for polymorphic pointers:
template<typename Base, typename T>
inline bool instanceof(const T *ptr) {
return dynamic_cast<const Base*>(ptr) != nullptr;
}
E...
Sorting a list using Lambda/Linq to objects
...ist.OrderBy(sorter);
else
list = list.OrderByDescending(sorter);
}
Now you can specify the field to sort when calling the Sort method.
Sort(ref employees, e => e.DOB, SortDirection.Descending);
share
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...
How does the SQL injection from the “Bobby Tables” XKCD comic work?
...call it Derper) are concatenated with the rest of the query, the result is now actually two queries separated by the statement terminator (semicolon). The second query has been injected into the first. When the code executes this query against the database, it will look like this
INSERT INTO Stud...
How to add some non-standard font to a website?
...
Hey guys, guess what? It's now almost 2016! It's now supported widely! Yay! Glad, I found this answer this late. Haha.
– jessica
Dec 17 '15 at 22:43
...
Flex-box: Align last row to grid
...ce-between) but start from the left like on previous lines... I wanted to know, if it is possible to generalize your amazing solution.
– Tom
Jan 20 '16 at 10:33
45
...
Confused by python file mode “w+”
...om your file:
with open('somefile.txt', 'w+') as f:
# Note that f has now been truncated to 0 bytes, so you'll only
# be able to read data that you write after this point
f.write('somedata\n')
f.seek(0) # Important: return to the top of the file before reading, otherwise you'll jus...
passport.js RESTful auth
...r example) that use the web service at https://example.com/api but do not know about the web server at https://example.com.
Note that I'm using secure HTTP. This is in my opinion a must for any service that is available in the open, since sensitive information like passwords and authorization toke...