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滚动布局管理器拓展 - ScrollArrangementHandler · App Inventor 2 中文网
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mongodb, replicates and error: { “$err” : “not master and slaveOk=false”, “code” : 13435 }
...s to the replica set? Better find out. This command appears as far back as v2.2 docs.mongodb.com/v2.2/reference/method/rs.slaveOk You can (and should) always replace the "/manual/" portion of a docs.mongodb.com URL to your specific version to make sure you are getting relevant info.
...
Powershell equivalent of bash ampersand (&) for forking/running background processes
... file that has an associated executable, use Start-Process (available from v2):
Start-Process -NoNewWindow ping google.com
You can also add this as a function in your profile:
function bg() {Start-Process -NoNewWindow @args}
and then the invocation becomes:
bg ping google.com
In my opinion,...
App Inventor 2 App上架国内应用市场完整指南 · App Inventor 2 中文网
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LEGO EV3 机器人传感器面板 · App Inventor 2 中文网
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How to display a list inline using Twitter's Bootstrap
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This solution works using Bootstrap v2, however in TBS3 the class INLINE. I haven't figured out what is the equivalent class (if there is one) in TBS3.
This gentleman had a pretty good article of the differences between v2 and v3.
http://mattduchek.com/diffe...
How to compare two floating point numbers in Bash?
...on=$($prog --version | awk '{print $NF; exit}')
awk -vv1="$version" -vv2="$value" 'BEGIN {
split(v1, a, /\./); split(v2, b, /\./);
if (a[1] == b[1]) {
exit (a[2] '$operator' b[2]) ? 0 : 1
}
Google Map API v3 — set bounds and center
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This is for Google Maps API v2
– dave1010
Apr 30 '10 at 8:59
You need t...
How to calculate cumulative normal distribution?
... s)
# cdf(x > val)
print 1 - norm.cdf(val, m, s)
# cdf(v1 < x < v2)
print norm.cdf(v2, m, s) - norm.cdf(v1, m, s)
Read more about cdf here and scipy implementation of normal distribution with many formulas here.
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GestureDetect 手势检测扩展：识别滑动、点击和长按手势 · App Inventor 2 中文网
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