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Set default CRAN mirror permanent in R
...tilde expansion). If this variable is
unset, the default is R_HOME/etc/Rprofile.site, which is used if
it exists (which it does not in a 'factory-fresh' installation).
So do Sys.getenv("R_PROFILE") for the first option, or Sys.getenv("R_HOME") or R.home() for the second option. On m...
What are the pros and cons of git-flow vs github-flow? [closed]
...e products like Operating Systems, Office Packages, Custom
applications, etc) you may use git-flow. Main reason is that you need
to continuously support previous versions in production while
developing the next version.
Single version in production simple software - use Github-flow
If yo...
Do I use , , or for SVG files?
...ectRatio(none))" />", which lets you control the aspect ratio, viewBox, etc the same as with inline SVG definitions. Further reading on scaling - css-tricks.com/scale-svg
– brichins
Jun 16 '16 at 17:04
...
Java's Virtual Machine and CLR
...popping those operands off the stack whenever an instruction (add, divide, etc) needs to consume those operands. Each instruction pushes its results back onto the stack.
It's a convenient way to implement a virtual machine, because pretty much every CPU in the world has a stack, but the number of r...
Hibernate vs JPA vs JDO - pros and cons of each? [closed]
... datasources, db4o, hbase, ldap, bigtable, couchdb (plugins for cassandra) etc.
you can easily switch from an sql to non-sql datasource and vice-versa.
no proxy objects and therefore less pain with regards to hashcode() and equals() implementations
more POJO and hence less workarounds required
suppo...
Does Java read integers in little endian or big endian?
... used a 256 element look up table with the bits reversed (table[0x01]=0x80 etc.) after each byte was shifted in from the bit stream.
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How can I detect the touch event of an UIImageView?
...as the button image. But if you want finer-grain control over taps, moves, etc. this is the way to go.
You'll also want to look at a few more things:
Override canBecomeFirstResponder and return YES to indicate that the view can become the focus of touch events (the default is NO).
Set the userInt...
Find difference between timestamps in seconds in PostgreSQL
... including seconds. The OP wants not only seconds but also minutes, hours, etc
– Clodoaldo Neto
Dec 24 '12 at 12:39
6
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How can I wait for a thread to finish with .NET?
...s than the simple, but very common tools like lock()/Monitor, Thread.Join, etc.
They can also be used to synchronize more than two threads, allowing complex scenarios such as a 'master' thread that coordinates multiple 'child' threads, multiple concurrent processes that are dependent upon several st...
Is there a way to use PhantomJS in Python?
...per" interface through which you may properly handle exceptions, blocking, etc.
– kamelkev
May 5 '13 at 1:58
@kamelkev...