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Matching an empty input box using CSS
...: 1px solid red; /* Red border only if the input is empty */
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More info and browser support: https://css-tricks.com/almanac/selectors/p/placeholder-shown/
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Android: how to draw a border to a LinearLayout
I have three files. The XML, the draw function and the main Activity.
I have some LinearLayout in my XML file.
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@media media query and ASP.NET MVC razor syntax clash
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use double @@ symbols. That will escape @ symbol and render @media correctly on client side
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Disable file preview in VS2012
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In Tools > Options > Environment > Tabs and Windows, you can disable it by unckecking "Solution explorer" under Preview tab.
I find it using the "Quick launch" new feature. Simply type "preview", and a link to the setting will be suggested. Great new feature of VS...
Search stops working for “Entire Solution”
...rk then try Break alone.
Note from Codeguard: I have found an explanation and deterministic solution to this problem
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Get program execution time in the shell
...nt to execute something in a linux shell under a few different conditions, and be able to output the execution time of each execution.
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LINQ Ring: Any() vs Contains() for Huge Collections
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Contains() is an instance method, and its performance depends largely on the collection itself. For instance, Contains() on a List is O(n), while Contains() on a HashSet is O(1).
Any() is an extension method, and will simply go through the collection, applyi...
How to append multiple values to a list in Python
...t the values, or put the append operation in a for loop, or the append and extend functions.
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How does the Comma Operator work
...itializers for symbol tables. Thus, it makes the following syntax possible and meaningful:
keywords = "and", "or", "not", "xor";
Notice that due to operator precedence, the code is (intentionally!) identical to
(((keywords = "and"), "or"), "not"), "xor";
That is, the first operator called is k...
What is the difference between Views and Materialized Views in Oracle?
What is the difference between Views and Materialized Views in Oracle?
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