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When would you use delegates in C#? [closed]
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Now that we have lambda expressions and anonymous methods in C#, I use delegates much more. In C# 1, where you always had to have a separate method to implement the logic, using a delegate often didn't make sense. These days I use delegates for:
Event handlers (for GUI and...
Hidden features of mod_rewrite
...performance benefit (as the rules are processed once, as opposed to each time the .htaccess file is called).
Logging mod_rewrite requests
Logging may be enabled from within the httpd.conf file (including <Virtual Host>):
# logs can't be enabled from .htaccess
# loglevel > 2 is really spa...
Function to convert column number to letter?
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When using VBS, remember that .Cells is a property of Excel, meaning you need to use <excel_object>.Cells(). Otherwise, you will get a type mismatch error.
– Stevoisiak
Dec 5 '17 at 19:43
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Override body style for content in an iframe
How can I control the background image and colour of a body element within an iframe ? Note, the embedded body element has a class, and the iframe is of a page that is part of my site.
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Solving “The ObjectContext instance has been disposed and can no longer be used for operations that
I am trying to populate a GridView using Entity Frameworkm but every time I am getting the following error:
7 Answers
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sed command with -i option failing on Mac, but works on Linux
...king on all platforms, you can try to use another command to achieve the same result.
E.g., perl -i -pe's/old_link/new_link/g' *
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Only detect click event on pseudo-element
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This is not possible; pseudo-elements are not part of the DOM at all so you can't bind any events directly to them, you can only bind to their parent elements.
If you must have a click handler on the red region only, you have to make a child element, like ...
How to load db:seed data into test database automatically?
...ils.application.load_seed
Where to place that depends on what testing framework you are using and whether you want it to be loaded before every test or just once at the beginning. You could put it in a setup call or in a test_helper.rb file.
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How to change bower's default components folder?
... jquery. Then I run bower install that installs everything in a folder named components . But I need to install the components in a different folder, e.g. public/components .
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What to do on TransactionTooLargeException
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Suppose i am checking my .apk is installed or nor ? at time of installation... I am getting same exception while checking my package com.test.installedornot.My .apk size is more than 9MB then in that case how i will manage this exception?
– DJhon
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