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Rank function in MySQL
I need to find out rank of customers. Here I am adding the corresponding ANSI standard SQL query for my requirement. Please help me to convert it to MySQL .
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LEFT OUTER JOIN in LINQ
How to perform left outer join in C# LINQ to objects without using join-on-equals-into clauses? Is there any way to do that with where clause?
Correct problem:
For inner join is easy and I have a solution like this
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Using “like” wildcard in prepared statement
...tually very valid especially when working with Oracle. Thanks for pointing out!
– asgs
Jun 14 '15 at 20:27
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Do a “git export” (like “svn export”)?
...er there is a good "git export" solution that creates a copy of a tree without the .git repository directory. There are at least three methods I know of:
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Github: Can I see the number of downloads for a repo?
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@MarzSocks if you are talking about the download_count field of the release API, that should include the number of release downloads (which are not always zip, and are not clones)
– VonC
Dec 29 '15 at 7:58
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Maintain model of scope when changing between views in AngularJS
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I took a bit of time to work out what is the best way of doing this. I also wanted to keep the state, when the user leaves the page and then presses the back button, to get back to the old page; and not just put all my data into the rootscope.
The final...
Number of lines in a file in Java
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This is the fastest version I have found so far, about 6 times faster than readLines. On a 150MB log file this takes 0.35 seconds, versus 2.40 seconds when using readLines(). Just for fun, linux' wc -l command takes 0.15 seconds.
public static int countLinesOld(String filena...
How do I get into a non-password protected Java keystore or change the password?
... If you read more carefully, you'll find that the listing was provided without verifying the integrity of the keystore because you didn't provide the password. The listing doesn't require a password, but your keystore definitely has a password, as indicated by:
In order to verify its integrity, ...
What causes java.lang.IncompatibleClassChangeError?
...ans that you have made some incompatible binary changes to the library without recompiling the client code. Java Language Specification §13 details all such changes, most prominently, changing non-static non-private fields/methods to be static or vice versa.
Recompile the client code against the ...
How to use multiple arguments for awk with a shebang (i.e. #!)?
...re-interval" "-f" "$0" "$@", but awk treated that as a command and printed out every line of input unconditionally. That is why I put in the arbitrary_long_name==0 - it's supposed to fail all the time. You could replace it with some gibberish string. Basically, I was looking for a false-condition in...