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How did this person code “Hello World” with Microsoft Paint?
...that does the same thing. If you are seriously interested in such results, read e.g. about the Kleene's fixed point theorem.
Program-as-an-image can also be viewed as a form of code obfuscation. Not that it were particularly practical...
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Difference between String#equals and String#contentEquals methods
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This answer was already posted by dbw but he deleted it but he had some very valid points for the difference while comparing execution time, what exceptions are thrown,
If you look at the source code String#equals and String#contentEquals i...
How to convert Linux cron jobs to “the Amazon way”?
...o go with the second option, simply because it's brilliantly fast and we already had experience with webservers running these cronjobs (in our pre-AWS era).
Of course, this solution is meant specifically for replacing the traditional one-node cronjob approach, where timing is the deciding factor (e...
Function return value in PowerShell
... - unless you are nesting multiple expressions on a single line.
You can read more about the return semantics on the about_Return page on TechNet, or by invoking the help return command from PowerShell itself.
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Why is Cache-Control attribute sent in request header (client to server)?
After reading about the Cache-Control field of the HTTP header,
3 Answers
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How to force a Solution file (SLN) to be opened in Visual Studio 2013?
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for me the default launcher was already set to "Microsoft Visual Studio Version Selector" but it was launching solutions made in visual studio 2013 in the 2012 ide!!. But re-applying the "Microsoft Visual Studio Version Selector" as the default fixed it. Now ...
Python creating a dictionary of lists
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Your question has already been answered, but IIRC you can replace lines like:
if d.has_key(scope_item):
with:
if scope_item in d:
That is, d references d.keys() in that construction. Sometimes defaultdict isn't the best option (for example...
How do I delete a Git branch with TortoiseGit
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You should read this article: Remote branches with TortoiseGit
According to this blog post:
...remove the local branch by first opening up the Checkout/Switch dialog to get at the Browse refs dialog.
In the Browse refs dialog we ca...
Sorting Python list based on the length of the string
...you need to return an integer, not a boolean. So your code should instead read as follows:
xs.sort(lambda x,y: cmp(len(x), len(y)))
Note that cmp is a builtin function such that cmp(x, y) returns -1 if x is less than y, 0 if x is equal to y, and 1 if x is greater than y.
Of course, you can instead...
How do you sort an array on multiple columns?
...alls will not change by using thenBy. For some performance considerations, read: github.com/Teun/thenBy.js#a-word-on-performance
– Teun D
Jan 5 '18 at 17:14
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