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Split string to equal length substrings in Java
...The enclosing lookbehind matches the position that's four characters along from the end of the last match.
Both lookbehind and \G are advanced regex features, not supported by all flavors. Furthermore, \G is not implemented consistently across the flavors that do support it. This trick will work ...
Why do you need to put #!/bin/bash at the beginning of a script file?
...e written specific for Bash.
Bash has evolved over the years taking code from ksh and sh.
Adding #!/bin/bash as the first line of your script, tells the OS to invoke the specified shell to execute the commands that follow in the script.
#! is often referred to as a "hash-bang", "she-bang" or "...
ruby send method passing multiple parameters
...en methods. It looks strange, but it’s safer than the plain send version from the point of view of method-name clashes”
Black also suggests wrapping calls to __send__ in if respond_to?(method_name).
if r.respond_to?(method_name)
puts r.__send__(method_name)
else
puts "#{r.to_s} doesn'...
Official way to ask jQuery wait for all images to load before executing something
...rome Version 22.0.1229.94 and this plugin, and I tried to read the offsets from the loaded images within the waitFormImages: ('img selector').each(function(index) { var offset = $(this).offset(); ...}); , however, offset.top is still zero. Why?
– basZero
Nov 1 ...
Can I use multiple versions of jQuery on the same page?
...
Taken from http://forum.jquery.com/topic/multiple-versions-of-jquery-on-the-same-page:
Original page loads his "jquery.versionX.js" -- $ and jQuery belong to versionX.
You call your "jquery.versionY.js" -- now $ and jQuery belong...
Open the file in universal-newline mode using the CSV Django module
...ter just opening the file. The following helped me overcome the same issue from an Excel spreadsheet export to CSV using the defaults: data = csv.reader(open(FILENAME, 'rU'), quotechar='"', delimiter = ',')
– timbo
...
How to set date format in HTML date input tag?
...uld say it's a good thing that it cannot be set, as it prevents webmasters from inflicting their own preferred date formats on the world. But password inputs have got me thinking. In a lot of places, the HTML spec does give presentational recommendations, which are essentially recommendations for ...
Using Git, how could I search for a string across all branches?
...
Github search is on master branch only. From help.github.com/articles/searching-code: "Only the default branch is indexed for code search. In most cases, this will be the master branch."
– RedPanda
Feb 28 '18 at 22:55
...
What is the equivalent of the C++ Pair in Java?
...e F first;
private S second;
}
It has all the benefits of the answer from @arturh (except the comparability), it has hashCode, equals, toString and a static “constructor”.
share
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Benefits of using the conditional ?: (ternary) operator
...nt to compute(...) is a > 0 ? a : -1, which is all evaluated separately from the other comma-separated arguments. Anyway, unfortunately C++ lacks the notation your question posits for handling "tuples" of comma-separated values, so even a > 0 ? (a, b, c, d, e) : (-a, b, c, d, e) is illegal, a...