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diff to output only the file names
...file names of what is different. This includes anything that is present in one directory and not the other or vice versa, and text differences.
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How to differ sessions in browser-tabs?
...and more popular method, but it means that all browser tabs and windows by one user share the session - IMO this is in fact desirable, and I would be very annoyed at a site that made me login for each new tab, since I use tabs very intensively
URL rewriting. Any URL on the site has a session ID appe...
How can I insert values into a table, using a subquery with more than one result?
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If you are inserting one record into your table, you can do
INSERT INTO yourTable
VALUES(value1, value2)
But since you want to insert more than one record, you can use a SELECT FROM in your SQL statement.
so you will want to do this:
INSER...
Real world use of JMS/message queues? [closed]
...code would publish a message onto a JMS queue which includes an order id. One part of your application listening to the queue may respond to the event by taking the orderId, looking the order up in the database and then place that order with another third party system. Another part of your applica...
PostgreSQL: Show tables in PostgreSQL
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\dt is very useful. That pg_catalog.pg_tables one is much less so, as it appears to lump internal tables together with the user-created ones for whatever database you happen to be connected to.
– aroth
Jul 29 '13 at 6:25
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Using group by on multiple columns
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Group By X means put all those with the same value for X in the one group.
Group By X, Y means put all those with the same values for both X and Y in the one group.
To illustrate using an example, let's say we have the following table, to do with who is attending what subject at a univers...
MySQL pagination without double-querying?
...g SQL_CALC_FOUND_ROWS with ORDER BY and LIMIT, according to the bug I mentioned.
– staticsan
May 4 '09 at 4:30
5
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Could not load file or assembly 'Newtonsoft.Json' or one of its dependencies. Manifest definition do
...still receiving the error above. It wasn't until I made the changes I mentioned that I was able to get it to work properly.
– CraigV
Jul 1 '14 at 17:56
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Why are there no ++ and -- operators in Python?
...ine.
It's not a decision of whether it makes sense, or whether it can be done--it does, and it can. It's a question of whether the benefit is worth adding to the core syntax of the language. Remember, this is four operators--postinc, postdec, preinc, predec, and each of these would need to have i...
Foreach loop, determine which is the last iteration of the loop
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How about a good old fashioned for loop?
for (int i = 0; i < Model.Results.Count; i++) {
if (i == Model.Results.Count - 1) {
// this is the last item
}
}
Or using Linq and the foreach:
foreach (Item result in Model.Results...