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java.net.ConnectException: Connection refused
...ing this error. after reading a lot from the buddy WEB, I then closed out all the simulators and eclipse, killed the ADP in the task manager and then restarted the Eclipse and everything is started working properly. I think when you have multiple simulators running and then you try to connect devi...
Cannot download Docker images behind a proxy
I installed Docker on my Ubuntu 13.10 (Saucy Salamander) and when I type in my console:
25 Answers
...
Count the number of commits on a Git branch
...e branch
git rev-list --count HEAD ^<branch-name>
This will count all commits ever made that are not on the branch-name as well.
Examples
git checkout master
git checkout -b test
<We do 3 commits>
git rev-list --count HEAD ^master
Result: 3
If your branch comes of a branch called...
Should I store entire objects, or pointers to objects in containers?
... storing pointers into vector can be efficient if used along with a custom allocator for the pointees. The custom allocator has to take care of the cache locality, for example using placement new (see en.wikipedia.org/wiki/Placement_syntax#Custom_allocators).
– amit
...
How to avoid warning when introducing NAs by coercion
... na = x %in% na.strings
x[na] = 0
x = as.numeric(x)
x[na] = NA_real_
x
}
as.num(c("1", "2", "X"), na.strings="X")
#[1] 1 2 NA
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Original purpose of ? [closed]
...purpose today because HTTP as we know it today is still, at least fundamentally, a stateless protocol.
This use case was actually first described in HTML 3.2 (I'm surprised HTML 2.0 didn't include such a description):
type=hidden
These fields should not be rendered and provide a means for servers t...
What is a non-capturing group in regular expressions?
... Group 4: "sectetuer"
...
So, if we apply the substitution string:
$1_$3$2_$4
... over it, we are trying to use the first group, add an underscore, use the third group, then the second group, add another underscore, and then the fourth group. The resulting string would be like the one below....
Gradle store on local file system
... caches artifacts in USER_HOME/.gradle folder. The compiled scripts are usually in the .gradle folder in your project folder.
If you can't find the cache, maybe it's because you have not cached any artifacts yet. You can always see where Gradle has cached artifacts with a simple script:
apply plug...
jquery IDs with spaces
... so Elliot's answer helps tremendously, whereas glavic's offers no help at all.
– daybreaker
Jun 27 '11 at 18:59
Thank...
Facebook Open Graph not clearing cache
...fresh even if you delete the thumnail/image from your server. But Facebook allows you to refresh by using fbrefresh
I hope this helps.
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