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How to do two-way filtering in AngularJS?
... a convenient way to apply, for example, culture-specific currency or date formatting of a model's properties. It is also nice to have computed properties on the scope. The problem is that neither of these features work with two-way databinding scenarios - only one-way databinding from the scope to ...
What do Clustered and Non clustered index actually mean?
...gine a big room with many tables in it. You can either put these tables to form several rows or pull them all together to form a big conference table, but not both ways at the same time. A table can have other indexes, they will then point to the entries in the clustered index which in its turn will...
Code Golf: Lasers
...dish s///e with side effects. In the golfed code, the tr is written in the form y''' which allows me to skip backslashing one backslash.
die "true\n" if />x/; die "false\n" if />#/;
Terminate with the right message if we hit the target or a wall.
$s = $1 if s/>(.)/$s$d{$1}/;
If there'...
How do I tell Maven to use the latest version of a dependency?
... Maven super POM. You can do this with either "-Prelease-profile" or "-DperformRelease=true"
It's worth emphasising that any approach that allows Maven to pick the dependency versions (LATEST, RELEASE, and version ranges) can leave you open to build time issues, as later versions can have differe...
ServiceStack vs ASP.Net Web API [closed]
...ctices remote services
ServiceStack has a primary focus on simplicity, performance and in promoting web/remote service best-practices centered around embracing Martin Fowlers remote-service design patterns in as idiomatic C# as possible:
The Facade Pattern - Which suggests the usage of batchful, ...
What is in your Mathematica tool bag? [closed]
...;/@x, _, h][[2]];
This allows me to group lists by any criteria and transform them in the process. The way it works is that a criteria function (f) tags each item in the list, each item is then transformed by a second supplied function (g), and the specific output is controlled by a third functio...
Is file append atomic in UNIX?
...l also need to call fsync(2) after every write, but that's terrible for performance.
Clarification: read the comments and Oz Solomon's answer. I'm not sure that O_APPEND is supposed to have that PIPE_BUF size atomicity. It's entirely possible that it's just how Linux implemented write(), or it may ...
Generate random integers between 0 and 9
...
Try this:
from random import randrange, uniform
# randrange gives you an integral value
irand = randrange(0, 10)
# uniform gives you a floating-point value
frand = uniform(0, 10)
share
...
Which is faster: while(1) or while(2)?
...rt(7);
}
while(x()) {}
At -O0, these two examples actually call x and perform a comparison for each iteration.
First example (returning 1):
.L4:
call x
testl %eax, %eax
jne .L4
movl $0, %eax
addq $32, %rsp
popq %rbp
ret
.seh_endproc
.ident "GCC: (...
How does Access-Control-Allow-Origin header work?
...uage
Content-Type (this is only simple when its value is application/x-www-form-urlencoded, multipart/form-data, or text/plain)
If the server responds to the OPTIONS preflight with appropriate response headers (Access-Control-Allow-Headers for non-simple headers, Access-Control-Allow-Methods for ...