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what is the difference between a portlet and a servlet?
I am asked to work on portlets and portals.
5 Answers
5
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rails - Devise - Handling - devise_error_messages
...error_messsages! method is just a stub (though it contains implementation) and that we're supposed to override/replace it. It would have been nice if this was pointed out somewhere in the wiki, which is why i guess there are a few people like us that have been guessing.
So I'm going to try reopenin...
best way to preserve numpy arrays on disk
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h5py example and pytables example
– Kamil Slowikowski
Sep 23 '16 at 13:15
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How to format a number as percentage in R?
...scales package, as documented in krlmlr's answer. Use that instead of my hand-rolled solution.
Try something like
percent <- function(x, digits = 2, format = "f", ...) {
paste0(formatC(100 * x, format = format, digits = digits, ...), "%")
}
With usage, e.g.,
x <- c(-1, 0, 0.1, 0.5555...
Difference between add(), replace(), and addToBackStack()
... This means that the transaction will be remembered after it is committed, and will reverse its operation when later popped off the stack.
2) fragmentTransaction.replace(int containerViewId, Fragment fragment, String tag)
Description - Replace an existing fragment that was added to a container. Th...
Difference between scaling horizontally and vertically for databases [closed]
I have come across many NoSQL databases and SQL databases. There are varying parameters to measure the strength and weaknesses of these databases and scalability is one of them. What is the difference between horizontally and vertically scaling these databases?
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jquery - return value using ajax result on success
...ou can not return a value from an asynchronous call, like an AJAX request, and expect it to work.
The reason is that the code waiting for the response has already executed by the time the response is received.
The solution to this problem is to run the necessary code inside the success: callback. ...
What is the difference between Nexus and Maven?
What is the difference between Nexus and Maven ?
3 Answers
3
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How to use sed/grep to extract text between two words?
... Thanks! What if I wanted to find everything between "one is" and "String" in "Here is a one is a String"? (sed -e 's/one is(.*)String/\1/' ?
– user1190650
Nov 6 '12 at 0:31
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git: Apply changes introduced by commit in one repo to another repo
I have a repo1 and repo2 on local machine. They are very similar, but the latter is some kind of other branch ( repo1 is not maintained anymore).
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