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Get all column names of a DataTable into string array using (LINQ/Predicate)
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225
Try this (LINQ method syntax):
string[] columnNames = dt.Columns.Cast<DataColumn>()
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How do you execute an arbitrary native command from a string?
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323
Invoke-Expression, also aliased as iex. The following will work on your examples #2 and #3:
ie...
Run class in Jar file
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258
Use java -cp myjar.jar com.mypackage.myClass.
If the class is not in a package then simply j...
How to generate an openSSL key using a passphrase from the command line?
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2 Answers
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Maximum Length of Command Line String
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edited May 22 at 10:08
Mofi
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ans...
JavaScript - onClick to get the ID of the clicked button
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628
You need to send the ID as the function parameters. Do it like this:
<button id="1" onC...
What is a proper naming convention for MySQL FKs?
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edited Feb 11 '10 at 0:27
answered Feb 10 '10 at 23:01
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How can I use grep to show just filenames on Linux?
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edited Oct 12 '17 at 19:33
Peter Mortensen
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What is the difference between isinstance('aaa', basestring) and isinstance('aaa', str)?
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str unicode
'basestring' introduced in Python 2.3 can be thought of as a step in the direction of string unification as it can be used to check whether an object is an instance of str or unicode
>>> string1 = "I am a plain string"
>>> string2 = u"I am...
Using IQueryable with Linq
...Products table, and you want to get all of the products whose cost is >$25.
If you do:
IEnumerable<Product> products = myORM.GetProducts();
var productsOver25 = products.Where(p => p.Cost >= 25.00);
What happens here, is the database loads all of the products, and passes them ac...