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Read data from SqlDataReader
...se the first column you selected in your query or the firstt column on the table. I have a table with 3 columns in order: ID, Dir, Email. My command selects dir and email. Will reader.GetStrting(0) retrieve dir or ID? Are the indexes based off the table itself on SQL Server or off the query you ...
Delete a single record from Entity Framework?
I have a SQL Server table in Entity Framework named employ with a single key column named ID .
15 Answers
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Multiple Indexes vs Multi-Column Indexes
I've just been adding an Index to a table in SQL Server 2005 and it got me thinking. What is the difference between creating 1 index and defining multiple columns over having 1 index per column you want to index.
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Growing Amazon EBS Volume sizes [closed]
... Amazon Web UI tools to perform the necessary changes. If you're not comfortable using CLI, this will make your upgrade much easier.
http://www.tekgoblin.com/2012/08/27/aws-guides-how-to-resize-a-ec2-windows-ebs-volume/
Thanks to TekGoblin for posting this article.
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WiX tricks and tips
... to post-process the generated MSI to change the X,Y fields in the Control table for that particular CheckBox control. The javascript code looks like this:
var msiOpenDatabaseModeTransact = 1;
var filespec = WScript.Arguments(0);
var installer = new ActiveXObject("WindowsInstaller.Installer");
va...
Whether a variable is undefined [duplicate]
....page_name ? "&page_name=" + opt.page_name : "");
retval.push( opt.table_name ? "&table_name=" + opt.table_name : "");
retval.push( opt.optionResult ? "&optionResult=" + opt.optionResult : "");
return retval.join("");
}
my_url("?z=z", { page_name : "pageX" /* no table_name ...
Does anyone have benchmarks (code & results) comparing performance of Android apps written in Xamari
...lvik used in Android. I have tested it with HTC Flyer and Acer Iconia Tab tablets to benchmark the C# port of Android through Mono against Java Dalvik, with the C# implementation of Android well and truly trouncing the Java-based Dalvik.
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Align two inline-blocks left and right on same line
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I think one possible solution to this is to use display: table:
.header {
display: table;
width: 100%;
box-sizing: border-box;
}
.header > * {
display: table-cell;
}
.header > *:last-child {
text-align: right;
}
h1 {
font-size: 32px;
}
nav {
vertical-alig...
Make outer div be automatically the same height as its floating content
...
I know some people will hate me, but I've found display:table-cell to help in this cases.
It is really cleaner.
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How to execute raw SQL in Flask-SQLAlchemy app
...e their own execute method:
result = db.session.execute('SELECT * FROM my_table WHERE my_column = :val', {'val': 5})
All your application queries should be going through a session object, whether they're raw SQL or not. This ensures that the queries are properly managed by a transaction, which al...