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What is the difference between and ?
...> element as an element of last resort, for when no other element is suitable. Use of more appropriate elements instead of the <div> element leads to better accessibility for readers and easier maintainability for authors.
(https://www.w3.org/TR/html/grouping-content.html#the-div-element)
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How do I daemonize an arbitrary script in unix?
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You can daemonize any executable in Unix by using nohup and the & operator:
nohup yourScript.sh script args&
The nohup command allows you to shut down your shell session without it killing your script, while the & places your script in t...
MongoDB Many-to-Many Association
...y relationship)? Even the MongoDB docs hint that you should avoid having mutable, huge arrays of references. docs.mongodb.org/manual/tutorial/…
– CaptSaltyJack
Feb 1 '15 at 20:07
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When to use PNG or JPG in iPhone development?
...ded to use PNG's for any images that appear as part of the interface (in a table view, labels, etc).
As for displaying a full screen image such as a photograph you may still reap benefits with PNG's since they are non-lossy and the visual quality should be better than a JPG not to mention resource...
Technically, why are processes in Erlang more efficient than OS threads?
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To your 3rd point: Erlang enforces immutable data, so introducing SMP should not affect thread-safety.
– nilskp
Mar 14 '12 at 12:57
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Is it possible to “decompile” a Windows .exe? Or at least view the Assembly?
... binary, then you can read the binary too, either manually with an op-code table in your hand (ick) or through a disassembler.
Disassemblers have some new tricks and all, but it's important to understand that a disassembler is ultimately a search and replace mechanism. Which is why any EULA which f...
How exactly do Django content types work?
...t is a "compromise" of sorts to bypass some of the rigid fundamentals of a table oriented SQL system. Do not prematurely optimize your app! Django is best at getting out of your way so you can write the next generation application you have always wanted: use it's features to your advantage!
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Why can tuples contain mutable items?
If a tuple is immutable then why can it contain mutable items?
8 Answers
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Check if a string is html or not
...|samp|script|section|select|small|span|strike|strong|style|sub|summary|sup|table|tbody|td|textarea|tfoot|th|thead|time|title|tr|track|tt|u|ul|var|video).*?<\/\2>/i.test(htmlStringHere)
This does proper validation as it contains ALL HTML tags, empty ones first followed by the rest which need...
Good MapReduce examples [closed]
...ort + an explanation of distributed sort algorithm also helps.
Join of two tables. People working with DB are familiar with the concept and its scalability problem. Show how it can be done in MR.
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