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Reusing a PreparedStatement multiple times
...tithreaded environments, you don't need to worry about this if you acquire and close the connection and the statement in the shortest possible scope inside the same method block according the normal JDBC idiom using try-with-resources statement as shown in above snippets.
If those batches are trans...
SQL Server: SELECT only the rows with MAX(DATE)
...o join on a query, as per Cularis' answer.
Alternatively, the most simple and straight forward way is a correlated-sub-query in the WHERE clause.
SELECT
*
FROM
yourTable AS [data]
WHERE
DateEntered = (SELECT MAX(DateEntered) FROM yourTable WHERE orderNo = [data].orderNo)
Or...
WHERE
ID ...
Difference between await and ContinueWith
Can someone explain if await and ContinueWith are synonymous or not in the following example. I'm trying to use TPL for the first time and have been reading all the documentation, but don't understand the difference.
...
Why does Python code run faster in a function?
...ompiled, the local variables are stored in a fixed-size array (not a dict) and variable names are assigned to indexes. This is possible because you can't dynamically add local variables to a function. Then retrieving a local variable is literally a pointer lookup into the list and a refcount increas...
Quickest way to convert XML to JSON in Java [closed]
What are some good tools for quickly and easily converting XML to JSON in Java?
6 Answers
...
Using Java to find substring of a bigger string using Regular Expression
..."\\[(.*?)\\]");
This will give you a pattern that will match your string and put the text within the square brackets in the first group. Have a look at the Pattern API Documentation for more information.
To extract the string, you could use something like the following:
Matcher m = MY_PATTERN.m...
How to Generate unique file names in C#
...t will save on hard drive. I'm appending DateTime : Hours,Minutes,Second and Milliseconds but still it generates duplicate name of files because im uploading multiple files at a time.
...
Insert Unicode character into JavaScript
.... I am using its HTML escaped code to do that, so I can write Ω and get Ω. That's all fine and well when I put it into a HTML element; however, when I try to put it into my JS, e.g. var Omega = Ω , it parses that code as JS and the whole thing doesn't work. Anyone know how to g...
Adding a new value to an existing ENUM Type
...
NOTE if you're using PostgreSQL 9.1 or later, and you are ok with making changes outside of a transaction, see this answer for a simpler approach.
I had the same problem few days ago and found this post. So my answer can be helpful for someone who is looking for solut...
Changed GitHub password, no longer able to push back to the remote
...mote's password changed only, not the username, then try the following command to check remote's info:-
git remote show origin
This will ask for your password for the given git user, fill that in correctly, and now try:-
git pull
or,
git push
It should work unless you have to change other thin...