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How to cache data in a MVC application
... HttpContext.Current.Session instead. I've also put a Cache property on my BaseController class so its easy access and updated the constructor allow for DI for unit testing. Hope this helps.
– WestDiscGolf
Jan 8 '10 at 12:23
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Is there any difference between GROUP BY and DISTINCT
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The use of GROUP BY I understand, The question is based on the fact that it returns a distinct dataset when no aggregate function is present.
– Brettski
Oct 2 '08 at 20:27
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How to convert a byte array to a hex string in Java?
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A Guava solution, for completeness:
import com.google.common.io.BaseEncoding;
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byte[] bytes = "Hello world".getBytes(StandardCharsets.UTF_8);
final String hex = BaseEncoding.base16().lowerCase().encode(bytes);
Now hex is "48656c6c6f20776f726c64".
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What is the difference between class and instance methods?
...nt alone.
An instance (or an object) is the actual house that you build based on the blueprint: You can build lots of houses from the same blueprint. You can then paint the walls a different color in each of the houses, just as you can independently change the properties of each instance of a cla...
How do I navigate in the results of Diff
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Is there a way to get the git root directory in one command?
... Oh wait, this was close but it gets the actual .git dir, not the base of the git repo. Also, the .git directory could be elsewhere, so this isn't what I was looking for exactly.
– wojo
Jun 5 '09 at 21:08
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Split string to equal length substrings in Java
...ou've either got repetition or a helper function to build the regex itself based on a parameter - ick.
The regex provided in another answer firstly didn't compile (invalid escaping), and then didn't work. My code worked first time. That's more a testament to the usability of regexes vs plain code, I...
How to git log in reverse order?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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appending array to FormData and send via AJAX
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Based on @YackY answer shorter recursion version:
function createFormData(formData, key, data) {
if (data === Object(data) || Array.isArray(data)) {
for (var i in data) {
createFormData(formData, key ...
Numpy array dimensions
...axis.
Out[4]: 3 # which results in 3 (locate at the row 1 and column 0, 0-based index)
shape
describes how many data (or the range) along each available axis.
In [5]: a.shape
Out[5]: (2, 2) # both the first and second axis have 2 (columns/rows/pages/blocks/...) data
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