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JSON left out Infinity and NaN; JSON status in ECMAScript?
...safety/security, all a decent JSON parser would have to do when it goes to convert NaN is to yield the value 0/0 (rather than evaluating the symbol NaN) which will return the "real" NaN regardless of what the symbol NaN is redefined as.
– Jason S
Sep 17 '09 at ...
SOAP server and client application VCL+indy demo for Delphi XE?
... from the WebServices folder, now updated for Delphi XE and XE2, including converting the old WAD servers into new INDY VCL servers. You'd think that was impressive, except it's not. It's really easy. Just use the wizard to create a new project, and then add the web service interface and implementa...
Running bash script from within python
... subprocess.check_call("./script.sh '%s'" % arg, shell=True)
Remember to convert the args to string before passing, using str(arg).
This can be used to pass as many arguments as desired:
subprocess.check_call("./script.ksh %s %s %s" % (arg1, str(arg2), arg3), shell=True)
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Move branch pointer to different commit without checkout
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So easy! I may have just converted from gitg to gitk.
– Michael Cole
Jun 3 '16 at 19:58
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Passing a Bundle on startActivity()?
... value = getIntent().getExtras().getString(key)
NOTE: Bundles have "get" and "put" methods for all the primitive types, Parcelables, and Serializables. I just used Strings for demonstrational purposes.
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JOIN two SELECT statement results
... a database of tasks where each record is a separate task, with deadlines (and a PALT , which is just an INT of days from start to deadline. Age is also an INT number of days.)
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How to break out of a loop from inside a switch?
...plies that it loops forever.
Code within the loop must be read to understand the terminating clause.
Loops that repeat forever prevent the user from terminating the program from within the program.
Is inefficient.
There are multiple loop termination conditions, including checking for "true".
I...
Python string.join(list) on object array rather than string array
...on thing in the universe: join("sep", list) - and all elements of list get converted to their string representations. I've been really struggling to find a solution in python.
– Jason
Feb 23 '18 at 13:12
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What is the most efficient way to store tags in a database?
... what is the most effective way to store tags so that they may be searched and filtered?
7 Answers
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Get records with max value for each group of grouped SQL results
...alue for.
You avoid complicated subqueries that try to find the max() etc, and also the problems of returning multiple rows when there are more than one with the same maximum value (as the other answers would do)
Note: This is a mysql-only solution. All other databases I know will throw an SQL synta...