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What is the recommended way to delete a large number of items from DynamoDB?
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What I ideally want to do is call LogTable.DeleteItem(user_id) -
Without supplying the range, and have it delete everything for me.
An understandable request indeed; I can imagine advanced operations like these might get ...
How can I determine if a variable is 'undefined' or 'null'?
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what about directly checking if(variable===undefined) instead of using typeof?
– Frozen Crayon
Mar 5 '15 at 13:45
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How can I write output from a unit test?
...ds on your test runner... for instance, I'm using xUnit, so in case that's what you are using, follow these instructions:
https://xunit.github.io/docs/capturing-output.html
This method groups your output with each specific unit test.
using Xunit;
using Xunit.Abstractions;
public class MyTestClass
{...
Emacs in Windows
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Well, I personally really like what I have been using since I started with Emacs, which is GNU Emacs. It looks like it is built for windows too. That link also answers your .emacs file question. Here is a place you can download it. You should probably ...
Change drawable color programmatically
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so what was the solution?
– speedynomads
May 31 '13 at 17:03
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The name 'model' does not exist in current context in MVC3
...cing the same thing you did, and after a bit further research, I found out what the problem is!
You need to include the default MVC3 web.config for the Views folder. MVC3 has two: one in the root for your application, and one for the views folder. This has a section for included namespaces. Be s...
Disable ALL CAPS menu items in Visual Studio 2013
...s (which is, imho, nice):
switch to Sentence Case (subtly different from what you get with SuppressUppercaseConversion: the SQL menu gets renamed to Sql)
or hide it completely (and have it appear on ALT key press or mouse over)
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JavaScript: Passing parameters to a callback function
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Out of interest, what's the difference between Array.prototype.slice.call(arguments) and arguments.slice()?
– sje397
Aug 11 '10 at 13:19
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Enabling auto layout in iOS 6 while remaining backwards compatible with iOS 5
What is the best way to take advantage of the new auto layout features of iOS 6 while still providing compability with older devices on earlier versions of iOS?
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Go to beginning of line without opening new line in VI
...elp quickref) describes it as:
N | to column N (default: 1)
What about wrapped lines?
If you have wrap lines enabled, 0 and | will no longer take you to the beginning of the screen line. In that case use:
g0
Again, vim quickref doc:
g0 to first character in screen line (diffe...