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How to get parameters from the URL with JSP
...ut:
Hello <b><%= request.getParameter("name") %></b>!
If the page was accessed with the URL:
http://hostname.com/mywebapp/mypage.jsp?name=John+Smith
the resulting output would be:
Hello <b>John Smith</b>!
If name is not specified on the query string, the output...
Get list from pandas DataFrame column headers
...returns an array and this has a helper function .tolist to return a list.
If performance is not as important to you, Index objects define a .tolist() method that you can call directly:
my_dataframe.columns.tolist()
The difference in performance is obvious:
%timeit df.columns.tolist()
16.7 µs ...
Is there a method for String conversion to Title Case?
...an nextTitleCase = true;
for (char c : input.toCharArray()) {
if (Character.isSpaceChar(c)) {
nextTitleCase = true;
} else if (nextTitleCase) {
c = Character.toTitleCase(c);
nextTitleCase = false;
}
titleCase.append(c);
}
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How do you use a variable in a regular expression?
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If you need to use an expression like /\/word\:\w*$/, be sure to escape your backslashes: new RegExp( '\\/word\\:\\w*$' ).
– Jonathan Swinney
Nov 9 '10 at 23:04
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Semi-transparent color layer over background-image?
...
Of course you need to define a width and height to the .background class, if there are no other elements inside of it
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How to track untracked content?
...independent Git repository. Usually such sub-repositories are ignored, but if you tell git add to explicitly add it, then it will create an gitlink entry that points to the sub-repository’s HEAD commit instead of adding the contents of the directory. It might be nice if git add would refuse to cre...
Get all object attributes in Python? [duplicate]
...r__, may be RPC proxy objects, or may be instances of C-extension classes. If your object is one these examples, they may not have a __dict__ or be able to provide a comprehensive list of attributes via __dir__: many of these objects may have so many dynamic attrs it doesn't won't actually know what...
What is the difference between compare() and compareTo()?
What is the difference between Java's compare() and compareTo() methods? Do those methods give same answer?
16 Answers
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How do you move a commit to the staging area in git?
If you want to move a commit to the staging area - that is uncommit it and move all of the changes which were in it into the staging area (effectively putting the branch in the state that it would have been in prior to the commit) - how do you do it? Or is it something that you can't do?
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`find -name` pattern that matches multiple patterns
...cally, which isn't that easy.
Are you using bash (or Cygwin on Windows)? If you are, you should be able to do this:
ls **/*.py **/*.html
which might be easier to build programmatically.
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