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Efficiently updating database using SQLAlchemy ORM
...t at times doing a large query and then iterating in python can be up to 2 orders of magnitude faster than lots of queries. I assume that iterating over the query object is less efficient than iterating over a list generated by the all() method of the query object.
[Please note comment below - thi...
Difference between addSubview and insertSubview in UIView class
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Using insertSubView: you can specify the index, which determines z-order of views. A view with a higher index lies above those with lower indices.
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getMinutes() 0-9 - How to display two digit numbers?
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(condition?true:false) in PHP you can omit the true statement (condition?:false) in JS you would then use (condition||false) Ternary operator en.wikipedia.org/wiki/Ternary_operation
– llange
Mar 16 '19 at 9:53
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Response Content type as CSV
... because you are using compression of data trasnferes. The solution is (in php code)......
header('X-Content-Type-Options: nosniff');
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Ensure that HttpConfiguration.EnsureInitialized()
...ith attribute based routing and DI configuration together with the correct order of calling the configurations. I also uses MS ApiVersioning, where I needed the DI injections done before the first route hits the versioning attributes. Thx a lot
– Silvos
Jan 9 '...
Advantages of std::for_each over for loop
..._each could be useful, especially if you have several functions to call in order but need to run each method for all objects before next... but maybe that's just me. ;)
Update 2: I've written my own one-liner wrappers of stl-algos that work with ranges instead of pair of iterators. boost::range_ex, ...
Python, remove all non-alphabet chars from string
...ąć1-2!Абв3§4“5def”')) to get the same result.
In Python re, in order to match any Unicode letter, one may use the [^\W\d_] construct (Match any unicode letter?).
So, to remove all non-letter characters, you may either match all letters and join the results:
result = "".join(re.findall(r...
List of special characters for SQL LIKE clause
... can be composed of any discrete set of values, in any
order, such as [a2bR].The range [a-f], and the
sets [abcdef] and [fcbdae] return the same
set of values.
Specifiers are case-sensitive.
[^specifier] : A caret (^) pr...
Javascript Shorthand for getElementById
...asonable hit in efficiency. getter/setters defined on the prototype are an order of magnitude slower.
– Raynos
Jun 20 '11 at 13:13
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How to make an HTTP POST web request
...to add that the response variable for the POST request is a byte array. In order to get the string response you just do Encoding.ASCII.GetString(response); (using System.Text)
– Sindre
Jan 17 '14 at 19:52
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