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Retrieving the COM class factory for component with CLSID {XXXX} failed due to the following error:

...t X86. You can also configure the iis options to work with x86 like that Select Application pool Select the pool which your app uses Advanced settings Enable 32 bit applications true share | i...
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Rails Object to hash

... Works with joins and select, Person.joins(:address).select("addresses.street, persons.name").find_by_id(id).attributes, will return { street: "", name: "" } – fangxing Jun 15 '17 at 2:29 ...
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Faster s3 bucket duplication

... If you don't mind using the AWS console, you can: Select all of the files/folders in the first bucket Click Actions > Copy Create a new bucket and select it Click Actions > Paste It's still fairly slow, but you can leave it alone and let it do its thing. ...
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Should I commit or rollback a read transaction?

... I create a temp table, populate it with ids, join it with a data table to select the data that goes with the ids, then delete the temp table. I'm really just reading data, and I don't care what happens to the temp table, since it's temporary... but from a performance perspective, would it be more ...
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Writing data into CSV file in C#

...re the values var allLines = (from trade in proposedTrades select new object[] { trade.TradeType.ToString(), trade.AccountReference, trade.SecurityCodeType.ToString(), trade.SecurityC...
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Setting up FTP on Amazon Cloud Server [closed]

...TP ports on your EC2 server. Log in to the AWS EC2 Management Console and select Security Groups from the navigation tree on the left. Select the security group assigned to your EC2 instance. Then select the Inbound tab, then click Edit: Add two Custom TCP Rules with port ranges 20-21 and 1024...
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LEFT JOIN vs. LEFT OUTER JOIN in SQL Server

...default is INNER if you just specify JOIN. In other words, this is legal: SELECT * FROM A JOIN B ON A.X = B.Y Here's a list of equivalent syntaxes: A LEFT JOIN B A LEFT OUTER JOIN B A RIGHT JOIN B A RIGHT OUTER JOIN B A FULL JOIN B A FULL OUTER JOIN B A INNER JOIN...
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Convert MySql DateTime stamp into JavaScript's Date format

...d. A MySQL DATETIME column can be converted to a unix timestamp through: SELECT unix_timestamp(my_datetime_column) as stamp ... We can make a new JavaScript Date object by using the constructor that requires milliseconds since the epoch. The unix_timestamp function returns seconds since the epoc...
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How can one pull the (private) data of one's own Android app?

...app Your android device will ask you for permission to backup your data. Select "BACKUP MY DATA" Wait a few moments. The file backup will appear in the directory where you ran adb. Now run: dd if=backup bs=1 skip=24 | python -c "import zlib,sys;sys.stdout.write(zlib.decompress(sys.stdin.read()...
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How many Activities vs Fragments?

...he basic tutorial. /** * Helper function to show the details of a selected item, either by * displaying a fragment in-place in the current UI, or starting a * whole new activity in which it is displayed. */ void showDetails(int index) { mCurCheckPosition = index;...