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When should one use a 'www' subdomain?
... you are just throwing your traffic away to the browers search engine (DNS Error)
Actually it is amazing how many domains out there, especially amongst the top 100, correctly resolve for www.domainname.com but not domainname.com
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How to include (source) R script in other scripts
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exists() seems to throw an error except of returning one in R 3.0.2.
– Michael Schubert
Dec 5 '13 at 10:52
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How do I make a fully statically linked .exe with Visual Studio Express 2005?
...ave 'multithreaded' instead of 'multithreaded dll' else you might get link errors.
– Bill Forster
Nov 12 '08 at 2:57
T...
How to invoke a Linux shell command from Java
...o the typical problem of it hanging because you didn't read its output and error streams. For example: stackoverflow.com/questions/8595748/java-runtime-exec
– Evgeni Sergeev
Dec 11 '14 at 8:46
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Struct constructor: “fields must be fully assigned before control is returned to the caller.”
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If you see this error on a struct that has an automatic property, just call the parameterless contructor from your parameterized one by doing : this() example below:
struct MyStruct
{
public int SomeProp { get; set; }
public MyStruct(i...
How to use JavaScript source maps (.map files)?
...f the full, unminified version. When your app is in production, and has an error, the sourcemap will help take your ugly file, and will allow you to see the original version of the code. If you didn't have the sourcemap, then any error would seem cryptic at best.
Same for CSS files. Once you take a ...
Git, How to reset origin/master to a commit?
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Doesn't work. remote: error: denying non-fast-forward refs/heads/master (you should pull first)
– m0skit0
Jan 16 '15 at 10:36
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Shorter syntax for casting from a List to a List?
...w List<X>();
ListOf<Y> ys = (List<Y>)listOfX; // Compile error: Cannot implicitly cast X to Y
is not possible is because the List<T> is invariant in the Type T and thus it doesn't matter whether X derives from Y) - this is because List<T> is defined as:
public class ...
SQL query return data from multiple tables
...we need and use a join that correctly identifies what columns to join on.
ERROR 1052 (23000): Column 'ID' in field list is ambiguous
Oh noes! An error in our first query! Yes, and it is a plum. You see, the query has indeed got the right columns, but some of them exist in both tables, so the data...
How do I run IDEA IntelliJ on Mac OS X with JDK 7?
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For those who still getting error message that Java 6 must be installed. There are two problems with that:
Mac OS wants jdk 1.6 to be installed whenever application Info.plist file contains Java section
Java launcher shipped with IntelliJ also wants j...