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How many random elements before MD5 produces collisions?
...n separate directories. I use this to store user files in separate folders based on their user ID in S3.
For example: "mybucket/users/1234/somefile.jpg". It's not exactly the same as a directory in a file system, but the S3 API has some features that let it work almost the same. I can ask it to li...
Angularjs: 'controller as syntax' and $watch
...ntation $watchGroup should just work fine when using $ctrl.name since it's based on $watch.
– Niels Steenbeek
Oct 24 '16 at 15:18
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Sockets: Discover port availability using Java
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The try/catch socket based solutions , might not yield accurate results (the socket address is "localhost" and in some cases the port could be "occupied" not by the loopback interface and at least on Windows I've seen this test fails i.e. the pro...
how to detect search engine bots with php?
...tives. So the bot detection seem to work perfectly.
Note: My whitelist is based on Facebooks robots.txt.
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Given the lat/long coordinates, how can we find out the city/country?
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Another option:
Download the cities database from http://download.geonames.org/export/dump/
Add each city as a lat/long -> City mapping to a spatial index such as an R-Tree (some DBs also have the functionality)
Use nearest-neighbour search to find the closest c...
Is there a limit to the length of HTML attributes?
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HTML5 is not an SGML-based language.
– William Brendel
Sep 30 '09 at 5:03
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Hiding user input on terminal in Linux script
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I've got it. My FreeBSD test was based on the code copied and pasted from your original mistaken edit of lesmana's post, which contains one important difference: you had been passing read a -d ''. When I retried it later on Linux I used the reposted version....
What is the Windows equivalent of the diff command?
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The base install of Cygwin does not seem to include diff. What additional packages do I need to install to get it?
– Warren Dew
Apr 3 '15 at 17:42
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AWS S3: how do I see how much disk space is using
... Note also that this will capture hanging incomplete uploads, with the ls-based solutions don't.
– David Moles
Feb 12 '19 at 18:16
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Identifying the dependency relationship for python packages installed with pip
...lays a dependency graph and highlights each package for a possible update (based on semantic versioning). It also displays conflicting child dependencies in a pretty way. pipupgrade also ensures to upgrade packages present within multiple Python environments. Compatible with Python2.7+, Python3.4+ a...