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sed one-liner to convert all uppercase to lowercase?
I have a textfile in which some words are printed in ALL CAPS. I want to be able to just convert everything in the textfile to lowercase, using sed . That means that the first sentence would then read, 'i have a textfile in which some words are printed in all caps.'
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How do I add spacing between columns in Bootstrap?
...can achieve spacing between columns using the col-md-offset-* classes, documented here. The spacing is consistent so that all of your columns line up correctly. To get even spacing and column size I would do the following:
<div class="row">
<div class="col-md-5"></div>
<div ...
What is the best way to find the users home directory in Java?
... if you are using an older version of Java, the System.getProperty("user.home") approach is probably still the best. The user.home approach seems to work in a very large number of cases. A 100% bulletproof solution on Windows is hard, because Windows has a shifting concept of what the home directory...
Ajax, back button and DOM updates
...r things, unload events cause the back/forward cache to be invalidated.
Some browsers store the current state of the entire web page in the so-called "bfcache" or "page cache". This allows them to re-render the page very quickly when navigating via the back and forward buttons, and preserves the s...
What is the documents directory (NSDocumentDirectory)?
Can someone explain to me what the documents directory is on an iOS app and when to use it?
9 Answers
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input type=“submit” Vs button tag are they interchangeable?
...TR/html4/interact/forms.html#h-17.5
Buttons created with the BUTTON element function just like buttons created with the INPUT element, but they offer richer rendering possibilities: the BUTTON element may have content. For example, a BUTTON element that contains an image functions like and may r...
What predefined macro can I use to detect clang?
...e compiler uses, use this:
clang -dM -E -x c /dev/null
You can do the same for gcc.
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How do I keep a label centered in WinForms?
In WinForms I am using a Label to display different messages like success, failure, etc.
7 Answers
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Run function from the command line
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With the -c (command) argument (assuming your file is named foo.py):
$ python -c 'import foo; print foo.hello()'
Alternatively, if you don't care about namespace pollution:
$ python -c 'from foo import *; print hello()'
And the middle ground:
$...
Using LINQ to remove elements from a List
...them in the first place:
authorsList = authorsList.Where(x => x.FirstName != "Bob").ToList();
However, that would just change the value of authorsList instead of removing the authors from the previous collection. Alternatively, you can use RemoveAll:
authorsList.RemoveAll(x => x.FirstName ...