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Convert a list of objects to an array of one of the object's properties
...y();
Since Select is an Extension method make sure to add that namespace by adding a
using System.Linq
to your file - then it will show up with Intellisense.
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How can I display just a portion of an image in HTML/CSS?
...is-length y-axis-length at x-coordinate y-coordinate).
polygon — defined by a series of x/y coordinates in relation to the element's origin of the top-left corner. As the path is closed automatically the realistic minimum number of points for a polygon should be three, any fewer (two) is a line or...
App.Config Transformation for projects which are not Web Projects in Visual Studio?
...l Studio 2010 Web based application we have Config Transformation features by which we can maintain multiple configuration files for different environments. But the same feature is not available for App.Config files for Windows Services/WinForms or Console Application.
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Why is debugging better in an IDE? [closed]
...ime
Alert you when certain exceptions are thrown, even if they are handled by the application.
Conditional breakpointing; stopping the application only in exceptional circumstances to allow you to analyse the stack and variables.
View the thread context in multi-threaded applications, which can be d...
UnicodeEncodeError: 'latin-1' codec can't encode character
...p1252')
'He said \x93Hello\x94'
If you are using your database only as a byte store, you can use cp1252 to encode “ and other characters present in the Windows Western code page. But still other Unicode characters which are not present in cp1252 will cause errors.
You can use encode(..., 'ignor...
Value of type 'T' cannot be converted to
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This feels like a mistake by the compiler designers. If all T can be explcitly cast to object and all object can be explcitly cast to string then there should exist a transitive rule that T can be explicitly cast to string. If you incorrectly perfo...
Rails - Validate Presence Of Association?
... the answer, validates_associated checks if the associated object is valid by running the associated class validations. It does not check for the presence. It's also important to note that a nil association is considered valid.
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Is it correct to use alt tag for an anchor link?
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Such things are best answered by looking at the official specification:
go to the specification: https://www.w3.org/TR/html5/
search for "a element": https://www.w3.org/TR/html5/text-level-semantics.html#the-a-element
check "Content attributes", which l...
Create a submodule repository from a folder and keep its git commit history
...--prune-empty --tag-name-filter cat -- --all
Replace <directory 1> by the folder you want to remove. -r will do it recursively inside the specified directory :). Now push to origin/master with --force
git push origin master --force
Boss Stage (See Note below)
Create a submodule from <...
Python Write bytes to file
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If you want to write bytes then you should open the file in binary mode.
f = open('/tmp/output', 'wb')
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