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How to prevent form from submitting multiple times from client side?
... I tried this solution with unobtrusive validation & MVC. The JS gets called first which always return false and then validation is called. So if my form has some validation error the form never gets submitted!!
– bjan
Jun 8 '12 at 12:09
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Mimicking sets in JavaScript?
I'm working in JavaScript. I'd like to store a list of unique , unordered string values, with the following properties:
7 ...
Default parameters with C++ constructors [closed]
...ly named. Much more readable :)
Also, you no longer have to remember the order of the arguments to the constructor.
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Extracting numbers from vectors of strings
...idn't expect it, but this solution is slower than any of the others, by an order of magnitude.
– Matthew Lundberg
Jan 27 '13 at 5:15
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How to log source file name and line number in Python
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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LEN function not including trailing spaces in SQL Server
...LACE(@s,' ','x'). That technique gives the correct answer, but is a couple orders of magnitude slower than the other techniques when the string is large.
Given the problems introduced by surrogate pairs on any technique that uses DATALENGTH, I think the safest method that gives correct answers that...
How can I enable the Windows Server Task Scheduler History recording?
...ave a Windows Server 2008 with scheduled tasks running, mainly .bat files calling PHP files. I have 2 users on the server, one Admin and the other is a Standard user.
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How to check certificate name and alias in keystore files?
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In order to get all the details I had to add the -v option to romaintaz answer:
keytool -v -list -keystore <FileName>.keystore
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Mongodb Explain for Aggregation framework
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Starting with MongoDB version 3.0, simply changing the order from
collection.aggregate(...).explain()
to
collection.explain().aggregate(...)
will give you the desired results (documentation here).
For older versions >= 2.6, you will need to use the explain option for ag...
SQL RANK() versus ROW_NUMBER()
...ly see the difference if you have ties within a partition for a particular ordering value.
RANK and DENSE_RANK are deterministic in this case, all rows with the same value for both the ordering and partitioning columns will end up with an equal result, whereas ROW_NUMBER will arbitrarily (non dete...