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How do I compare two hashes?
...overlapping_elements = hash1.to_a & hash2.to_a
exclusive_elements_from_hash1 = hash1.to_a - overlapping_elements
exclusive_elements_from_hash2 = hash2.to_a - overlapping_elements
share
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How to fix: Handler “PageHandlerFactory-Integrated” has a bad module “ManagedPipelineHandler” in its
...perable program or batch file." error. In this case you the executable not from the .NET 4.0 folder, but from the 2.0 one (see my answer below)
– Nikita G.
Jun 13 '12 at 14:04
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Twitter Bootstrap - how to center elements horizontally or vertically
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From the Bootstrap documentation:
Set an element to display: block and center via margin. Available as a mixin and class.
<div class="center-block">...</div>
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Is there any way to specify a suggested filename when using data: URI?
... It does now but it wasn't always so easy. Many of these answers are from years ago. And they also work for other browsers.
– Holf
Oct 26 '13 at 10:09
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Converting List to List
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Using Google Collections from Guava-Project, you could use the transform method in the Lists class
import com.google.common.collect.Lists;
import com.google.common.base.Functions
List<Integer> integers = Arrays.asList(1, 2, 3, 4);
List<St...
Java 8: Lambda-Streams, Filter by Method with Exception
...ow my chair out the window. "What? Where did that checked exception leak from?" This is the first legit use case for sneaky throw I have seen yet. As a programmer you have to be vigilant about indicating sneaky throw is possible. Maybe better is just to create another stream interface/impl that...
twitter bootstrap typeahead ajax example
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Starting from Bootstrap 2.1.0:
HTML:
<input type='text' class='ajax-typeahead' data-link='your-json-link' />
Javascript:
$('.ajax-typeahead').typeahead({
source: function(query, process) {
return $.ajax({
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Why does only the first line of this Windows batch file execute but all three lines execute in a com
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@bames53: this is a limitation that originated from DOS that carried over into modern implementations of the command prompt in Windows. Since Microsoft's goals were to maintain backward compatibility, this is the result.
– Jeff Mercado
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What's the difference between “Layers” and “Tiers”?
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What i understood from your answer that we can deploy 3 layers(DLL) on three different server. Right ? Can you please tell me how can i give reference of Business Logic layer on presentation layer ?
– Mazhar Khan
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Pointers vs. values in parameters and return values
...don't have to call it.
Consider writing modify-in-place methods and create-from-scratch functions as matching pairs, for convenience: existingUser.LoadFromJSON(json []byte) error could be wrapped by NewUserFromJSON(json []byte) (*User, error). Again, it pushes the choice between laziness and pinchin...