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Boolean.hashCode()
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1231 and 1237 are just two (sufficiently large) arbitrary prime numbers. Any other two large prime numbers would do fine.
Why primes?
Suppose for a second that we picked composite numbers (non-primes), say 1000 and 2000. When ins...
Iterating over dictionaries using 'for' loops
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will simply loop over the keys in the dictionary, rather than the keys and values. To loop over both key and value you can use the following:
For Python 3.x:
for key, value in d.items():
For Python 2.x:
for key, value in d.iteritems():
To test for yourself, change the word key to poop.
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When to use window.opener / window.parent / window.top
...hen opening a new window that acted as a dialog which required user input, and needed to pass information back to the main window. However this is restricted by origin policy, so you need to ensure both the content from the dialog and the opener window are loaded from the same origin.
window.paren...
Recommended way to embed PDF in HTML?
...sing scribd - I have just performed an experiment on a particular document and in firefox 4 it only displays the first 3 pages, whereas in IE9 its rendering text wrong - its offset some sections of the page. So technically speaking it is buggy. Additionally they expect you to subscribe to print or d...
How to create a hex dump of file containing only the hex characters without spaces in bash?
...te an unmodified hex dump of a binary file in Linux using bash? The od and hexdump commands both insert spaces in the dump and this is not ideal.
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Getting indices of True values in a boolean list
...return a list of all the switches that are on. Here "on" will equal True and "off" equal False . So now I just want to return a list of all the True values and their position. This is all I have but it only return the position of the first occurrence of True (this is just a portion of my code...
Comma in C/C++ macro
...an also represent (or occur in) the comparison operators <, >, <= and >=, macro expansion can't ignore commas inside angle brackets like it does within parentheses. (This is also a problem for square brackets and braces, even though those usually occur as balanced pairs.) You can enclo...
What is the proper way to display the full InnerException?
... This includes a load of other crap too, not just the exception message and inner exception messages
– ᴍᴀᴛᴛ ʙᴀᴋᴇʀ
Oct 25 '16 at 14:26
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Disable browser cache for entire ASP.NET website
...ting this stuff in that way. Negates the need to worry about Default.aspx and Global.asax.
– Keith Adler
Jul 21 '09 at 18:16
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Rotate axis text in python matplotlib
.... Its a time stamp, so as the number of samples increase, they get closer and closer until they overlap. I'd like to rotate the text 90 degrees so as the samples get closer together, they aren't overlapping.
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