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Uninitialized constant ActiveSupport::Dependencies::Mutex (NameError)
...he commands, but afaik sudo isn't always appropriate (like when using rvm, etc.). People can add it in as needed.
– Gary S. Weaver
Jul 15 '11 at 14:13
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How to make a SIMPLE C++ Makefile
...oject from a collection of source files, object files, libraries, headers, etc., etc.---some of which may have changed recently---and turning them into a correct up-to-date version of the program.
Actually, you can use Make for other things too, but I'm not going to talk about that.
A Trivial Make...
How to design a product table for many kinds of product where each product has many parameters
...a blob of attributes that can't be easily queried within SQL; you have to fetch the whole blob back to the application and sort it out there.
Entity-Attribute-Value: One table for Products, and one table that pivots attributes to rows, instead of columns. EAV is not a valid design with respect to t...
Get element from within an iFrame
... would access any element on your current page. (innerDoc.getElementById...etc.)
IMPORTANT: Make sure that the iframe is on the same domain, otherwise you can't get access to its internals. That would be cross-site scripting.
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Print new output on same line [duplicate]
... print(i, end="<separator>") # <separator> = \n, <space> etc.
The output for the above code snippet would be (when <separator> = " "),
0 1 2 3 4 5 6 7 8 9
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What is the difference between a 'closure' and a 'lambda'?
...mbdas? :P
Well, the corporate marketoids of Sun/Oracle, Microsoft, Google etc. are to blame, because that's what they called these constructs in their languages (Java, C#, Go etc.). They often call "closures" what are supposed to be just lambdas. Or they call "closures" a particular technique they ...
SQL Inner-join with 3 tables?
...
You can do the following (I guessed on table fields,etc)
SELECT s.studentname
, s.studentid
, s.studentdesc
, h.hallname
FROM students s
INNER JOIN hallprefs hp
on s.studentid = hp.studentid
INNER JOIN halls h
on hp.hallid = h.hallid
Based on your reques...
How do I get list of all tables in a database using TSQL?
... initially i tried this with multiple select statements for PK,FK,D,C,V,UQ etc to compare source and target database, but then i found this feature in VS, but is there not a sql query to compare complete source and target database ?
– shaijut
Dec 3 '15 at 11:2...
disable all form elements inside div
...way to disable all fields (textarea/textfield/option/input/checkbox/submit etc) in a form by telling only the parent div name in jquery/javascript?
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Catch paste input
...unction(e) {...});, even though that works for short-handing .on('click'), etc..
– HoldOffHunger
Nov 14 '17 at 22:25
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