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What is a 'multi-part identifier' and why can't it be bound?

I continually get these errors when I try to update tables based on another table. I end up rewriting the query, change the order of joins, change some groupings and then it eventually works, but I just don't quite get it. ...
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How do I make a checkbox required on an ASP.NET form?

I've done some searching on this, and I've found several partial answers, however nothing that gives me that warm fuzzy "this is the right way to do this". To answer the most frequently occurring complaint against this question: "checkboxes can have two legitimate states - checked and unchecked", th...
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Chrome can't load web worker

I am working on a project that uses a web worker. 15 Answers 15 ...
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How to save a dictionary to a file?

I have problem with changing a dict value and saving the dict to a text file (the format must be same), I only want to change the member_phone field. ...
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How do I determine the size of an object in Python?

I want to know how to get size of objects like a string, integer, etc. in Python. 13 Answers ...
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How do SQL EXISTS statements work?

I'm trying to learn SQL and am having a hard time understanding EXISTS statements. I came across this quote about "exists" and don't understand something: ...
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Why use prefixes on member variables in C++ classes

A lot of C++ code uses syntactical conventions for marking up member variables. Common examples include 29 Answers ...
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Simulate limited bandwidth from within Chrome?

Is there a way I can simulate various connection speeds from within Chrome? 13 Answers ...
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ImportError: numpy.core.multiarray failed to import

I'm trying to run this program 26 Answers 26 ...
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How to access parent scope from within a custom directive *with own scope* in AngularJS?

I'm looking for any manner of accessing the "parent" scope within a directive. Any combination of scope, transclude, require, passing in variables (or the scope itself) from above, etc. I'm totally willing to bend over backwards, but I want to avoid something totally hacky or unmaintainable. For ...