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Maximum Java heap size of a 32-bit JVM on a 64-bit OS
...ch lower. On most modern 32-bit Windows systems the maximum heap size will range from 1.4G to 1.6G. On 32-bit Solaris kernels the address space is limited to 2G. On 64-bit operating systems running the 32-bit VM, the max heap size can be higher, approaching 4G on many Solaris systems.
(http://www.o...
Simple proof that GUID is not unique [closed]
...ingless. GUID generation algorithms don't generate values over the entire range with equal probability. In fact IIRC the original algorithm used the MAC address of the generating PC + the current time as part of the result - which reduces the risk of collision with Guids generated on other PCs, bu...
What's a correct and good way to implement __hash__()?
... is typically faster than Python level code.
– ShadowRanger
Nov 4 '19 at 23:18
...
Get Image size WITHOUT loading image into memory
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Gives IndexError: list index out of range
– mrgloom
Nov 21 '18 at 11:20
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Merge a Branch into Trunk
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The syntax is wrong, it should instead be
svn merge <what(the range)> <from(your dev branch)> <to(trunk/trunk local copy)>
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Code coverage with Mocha
...rt inside ./coverage/index.html.
Report formats
Istanbul supports a wide range of report formats. Just look at its reports library to find the most useful for you.
Just add a --reporter=REPORTER_NAME option for each format you want.
For example, with
nyc --reporter=html --reporter=text
you will...
Python progression path - From apprentice to guru
... comprehensions
Discover generators
Incorporate map, reduce, filter, iter, range, xrange often into your code
Discover Decorators
Write recursive functions, a lot
Discover itertools and functools
Read Real World Haskell (read free online)
Rewrite all your old Python code with tons of higher order fu...
How persistent is localStorage?
... be cleared via "Tools -> Clear Recent History -> Cookies" when Time range is "Everything" (via nsICookieManager::removeAll)
https://developer.mozilla.org/en/DOM/Storage
In DOM Storage it is not possible to specify an expiration period for any of your data. All expiration rules are left up to ...
What scalability problems have you encountered using a NoSQL data store? [closed]
... structure this could be quite a few tables, e.g. joining a product to its range of flavours, which other products are contained, etc
Name=An Example Product
Type=CategoryAProduct
Colour=Blue
Size=Large
Flavours={nice,lovely,unpleasant,foul}
Contains=[
Name=Product2
Type=CategoryBProduct
Size=mediu...
When should I choose Vector in Scala?
...Seq documentation.)
For an IndexedSeq you would normally choose a Vector. Ranges and WrappedStrings are also IndexedSeqs.
For a LinearSeq you would normally choose a List or its lazy equivalent Stream. Other examples are Queues and Stacks.
So in Java terms, ArrayList used similarly to Scala's Vec...