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Determine Whether Two Date Ranges Overlap

... Proof: Let ConditionA Mean that DateRange A Completely After DateRange B _ |---- DateRange A ------| |---Date Range B -----| _ (True if StartA > EndB) Let ConditionB Mean that DateRange A is Completely Before DateRange B |---- DateRange A ...
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A fast method to round a double to a 32-bit int explained

... this: and it can be seen as two 32-bit integers; now, the int taken in all the versions of your code (supposing it's a 32-bit int) is the one on the right in the figure, so what you are doing in the end is just taking the lowest 32 bits of mantissa. Now, to the magic number; as you correctly ...
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Adding Only Untracked Files

...where I've interactively added some updates to the index and I want to add all of the untracked files to that index before I commit. ...
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Is there any particular difference between intval and casting to int - `(int) X`?

... behavior is a little surprising given the fact that the function theoretically can do base conversion. It definitely tripped me up before, but perhaps I just need to RTFM a bit more carefully :) – t-dub Feb 10 '12 at 17:07 ...
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Render a variable as HTML in EJS

...de ('newline slurping') with -%> ending tag Whitespace-trim mode (slurp all whitespace) for control flow with <%_ _%> Control flow with <% %> So, in your case it is going to be <%- variable %> where variable is something like var variable = "text here <br> and some more t...
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Toggle Checkboxes on/off

... You can write: $(document).ready(function() { $("#select-all-teammembers").click(function() { var checkBoxes = $("input[name=recipients\\[\\]]"); checkBoxes.prop("checked", !checkBoxes.prop("checked")); }); }); Before jQuery 1.6, when we only ...
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What's the idiomatic syntax for prepending to a short python list?

... @MattM. If you insert at the front of a list, python has to move all the other items one space forwards, lists can't "make space at the front". collections.deque (double ended queue) has support for "making space at the front" and is much faster in this case. – fejfo ...
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Java URL encoding of query string parameters

... are represented by +, not %20, which is legitimately valid. The %20 is usually to be used to represent spaces in URI itself (the part before the URI-query string separator character ?), not in query string (the part after ?). Also note that there are three encode() methods. One without Charset as s...
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How do I convert a Ruby class name to a underscore-delimited symbol?

...ow can I programmatically turn a class name, FooBar , into a symbol, :foo_bar ? e.g. something like this, but that handles camel case properly? ...
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Python - When to use file vs open

...bove natively support the with statement. In Python 2.5, you must add from __future__ import with_statement to the top of your code. – IceArdor Jul 14 '14 at 20:40 ...