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Understanding the map function

...an example of what you asked for in the comments on the question - "turn a string into an array", by 'array' you probably want either a tuple or a list (both of them behave a little like arrays from other languages) - >>> a = "hello, world" >>> list(a) ['h', 'e', 'l', 'l', 'o', ...
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Comment Inheritance for C# (actually any language)

...class or namespace! public class Foo { /// <inheritdoc cref="System.String.IndexOf" /> public void Bar() { ... } // this method will now have the documentation of System.String.IndexOf } share | ...
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Is an entity body allowed for an HTTP DELETE request?

...ompletely identify the resource to delete. However, is it allowable to add extra meta-data as part of the entity body of the request? ...
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How can I rename a database column in a Ruby on Rails migration?

...cord::Migration def up add_column :table, :correct_name_column_one, :string add_column :table, :correct_name_column_two, :string puts 'Updating correctly named columns' execute "UPDATE table_name SET correct_name_column_one = old_name_column_one, correct_name_column_two = old_name...
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what is the difference between a portlet and a servlet?

... effect from normal servets (See Struts + Tiles for an example of how) the extra bit from the portlets is that the portlets are in a richer environment provided by the Portal, extra APIs are provided so that what is displayed by any portlet can be configured by individual users to their preferences,...
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Storing Python dictionaries

..., the foundational unit in json is the "Object", which is defined as { <string> : <value>}. Look familiar? The json module in the standard library supports every Python native type and can easily be extended with a minimal knowledge of json to support user-defined classes. The JSON homep...
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Do DOM tree elements with ids become global variables?

...article about why global variables are bad. Simply put, having a bunch of extra global variables leads to more bugs. Let's say you accidentally type the name of a var and happen to type an id of a DOM node, SURPRISE! Additionally, despite being standardized there are still quite a few discrepanci...
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Creating a new user and password with Ansible

...th pip install passlib. Then to be able to use an inline vault encrypted string i had to reformat with the following addition: password: {{ upassword | string | password_hash('sha512') }}. This avoids the error message secret must be unicode or bytes, not ansible.parsing.yaml.objects.AnsibleVaultE...
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DISABLE the Horizontal Scroll [closed]

... } } ); it Might return something like this: <div class="div-with-extra-width">...</div> then you just remove the extra width from the div or set it's max-width:100% Hope this helps! It fixed the problem for me :] ...
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What is the difference between JDK dynamic proxy and CGLib?

...ies. Another distinction is in the "stack" cost. A JDK proxy always incurs extra stack frames per call while a CGLib may not cost any extra stack frames. This becomes increasingly relevant the more complex the app gets (because the larger the stack, the more memory threads consume). ...