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SQL Data Reader - handling Null column values
I'm using a SQLdatareader to build POCOs from a database. The code works except when it encounters a null value in the database. For example, if the FirstName column in the database contains a null value, an exception is thrown.
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How to enable assembly bind failure logging (Fusion) in .NET
...ists.
You need to restart the program that you're running to force it to read those registry settings.
By the way, don't forget to turn off fusion logging when not needed.
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Node.js check if file exists
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Anyone reading this now (Node.js v0.12.x) keep in mind that fs.exists and fs.existsSync have also been deprecated. The best way to check file existence is fs.stat, as demoed above.
– Antrikshy
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Is there an exponent operator in C#?
...n including exponents. The Math.Pow() method makes equations quite hard to read IMO.
Our solution was to create a special DoubleX class where we override the ^-operator (see below)
This works fairly well as long as you declare at least one of the variables as DoubleX:
DoubleX a = 2;
DoubleX b = 3;
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Difference between Java Enumeration and Iterator
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Iterators are fail-fast . i.e. when one thread changes the collection by add / remove operations , while another thread is traversing it through an Iterator using hasNext() or next() method, the iterator fails quickly by throwing ConcurrentModificationException . The...
Converting any string into camel case
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@PeterMoses 1) My answer reads "If anyone is using lodash", not "you should install Lodash to do this" 2) Whilst the question body refers to JavaScript RegEx, many people land here because the title reads "Converting any string into camel case" 3) Yo...
node.js remove file
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You shouldn't check if it exists if there are multiple threads or processes that might be using or trying to delete the same file, in which case your check that the file exists will become invalid between the time you check that it exists and the time you try to delete it. Just che...
std::vector versus std::array in C++
...s, assuming you are doing only the things built-in arrays allow you to do (read and write to existing elements).
...automatically resizes when new elements are inserted.
...allows you to insert new elements at the beginning or in the middle of the vector, automatically "shifting" the rest of the ele...
Does a favicon have to be 32x32 or 16x16?
...r interface
32 x 32 – IE new page tab, Windows 7+ taskbar button, Safari Reading List sidebar
48 x 48 – Windows site
57 x 57 – iPod touch, iPhone up to 3G
60 x 60 – iPhone touch up to iOS7
64 x 64 – Windows site, Safari Reader List sidebar in HiDPI/Retina
70 x 70 – Win 8.1 Metro tile
72 ...
import .css file into .less file
...behaviour when @importing a .css file is the same as with the (css) flag - read the docs for more info :)
– neemzy
Dec 26 '14 at 8:37
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