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What Computer Science concepts should I know? [closed]
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Basic programming (including recursion, file I/O, formatted output, loops etc)
Object oriented design (including design patterns etc). You should be able to produce sensible OO designs as well as understanding the concepts.
Scripting and regexes.
Data structures -- lists, sets, hashtables, trees, g...
How do I get a Cron like scheduler in Python? [closed]
...y().hour.do(job) does this run every clock hour? Like 01:00, 02:00, 03:00, etc.? even if the start time isn't a full hour?
– swateek
Nov 10 '16 at 10:59
1
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Remote JMX connection
....0.1, 127.0.1.1 or localhost it will not work and you will have to update /etc/hosts file.
hostname -i
Here is the command needed to enable JMX even from outside
-Dcom.sun.management.jmxremote
-Dcom.sun.management.jmxremote.authenticate=false
-Dcom.sun.management.jmxremote.ssl=false
-Dcom.su...
How do I allow HTTPS for Apache on localhost?
... also the module LoadModule ssl_module libexec/apache2/mod_ssl.so in the (/etc/apache2/httpd.conf)
– Alexey
May 8 '15 at 9:25
17
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How do I check if a number evaluates to infinity?
...y that's an obscure case, and anyone who decides to redefine Infinity, NaN etc should expect odd things to happen.)
– LukeH
Jan 18 '11 at 13:49
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AWS MySQL RDS vs AWS DynamoDB [closed]
... for a fair while now and I'm comfortable with its structure & SQL Queries etc.
4 Answers
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Stop “developer tools access needs to take control of another process for debugging to continue” ale
...alling Xcode 4.2.1 worked. However, it might be easier to just patch the /etc/authorization file with the following diff.
<key>system.privilege.taskport.debug</key>
<dict>
<key>allow-root</key>
<false/>
<ke...
How to create separate AngularJS controller files?
...e sure myApp.js is after AngularJS but before any controllers / services / etc...otherwise angular won't be able to initialize your controllers.
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How can I check file size in Python?
...arching how to get it programmatically and cross-platform (not via tune2fs etc.)
– Tomasz Gandor
Apr 22 '16 at 20:56
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What scalability problems have you encountered using a NoSQL data store? [closed]
...ap them to our Java object model, that's with everything correctly indexed etc.
Storing them as key/value pairs using a lightweight text representation: 1 table, 18,000 rows, 3 seconds to retrieve them all and reconstruct the Java objects.
In business terms: first option was not feasible. Second o...