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React JSX: selecting “selected” on selected option
...even easier for you. Instead of defining selected on each option, you can (and should) simply write value={optionsState} on the select tag itself:
<select value={optionsState}>
<option value="A">Apple</option>
<option value="B">Banana</option>
<option value="C"...
Boolean vs tinyint(1) for boolean values in MySQL
...the data types are synonyms -- tinyint(1) is the same as bool, but tinyint and bool are not the same. Minor point, but your answer tripped me up the first time I read it
– Kyle Chadha
Oct 6 '17 at 19:57
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How to send cookies in a post request with the Python Requests library?
...he cookies based on its documentation. The script is for use on Wikipedia, and the cookie(s) that need to be sent are of this form:
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How to define a List bean in Spring?
...gt;
</util:list>
The value-type is the generics type to be used, and is optional. You can also specify the list implementation class using the attribute list-class.
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How to run JUnit test cases from the command line
I would like to run JUnit test cases from the command line.
How can I do this?
11 Answers
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Getting a list of values from a list of dicts
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Here's another way to do it using map() and lambda functions:
>>> map(lambda d: d['value'], l)
where l is the list.
I see this way "sexiest", but I would do it using the list comprehension.
Update:
In case that 'value' might be missing as a key use:
&...
Filtering collections in C#
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If you're using C# 3.0 you can use linq, way better and way more elegant:
List<int> myList = GetListOfIntsFromSomewhere();
// This will filter out the list of ints that are > than 7, Where returns an
// IEnumerable<T> so a call to ToList is required to convert...
Azure table storage returns 400 Bad Request
I ran this in debug mode, and I attach an image with the details of the exception. How can I know what went wrong? I was trying to inset data in a table. Can't azure give me more details?
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Insert text with single quotes in PostgreSQL
...g literals
Escaping single quotes ' by doubling them up -> '' is the standard way and works of course:
'user's log' -- incorrect syntax (unbalanced quote)
'user''s log'
In old versions or if you still run with standard_conforming_strings = off or, generally, if you prepend your string with...
C# getting its own class name
... edited Jan 21 '10 at 21:32
Andrew Hare
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answered Jan 21 '10 at 21:31
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