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How to check if a process id (PID) exists
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10 Answers
10
Active
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Calling shell functions with xargs
...orting the function should do it (untested):
export -f echo_var
seq -f "n%04g" 1 100 | xargs -n 1 -P 10 -I {} bash -c 'echo_var "$@"' _ {}
You can use the builtin printf instead of the external seq:
printf "n%04g\n" {1..100} | xargs -n 1 -P 10 -I {} bash -c 'echo_var "$@"' _ {}
Also, using ret...
How to refer environment variable in POM.xml?
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rogerdpack
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answered May 5 '12 at 15:11
Andrew WhiteAndre...
What is SYSNAME data type in SQL Server?
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150
sysname is a built in datatype limited to 128 Unicode characters that, IIRC, is used primarily t...
Programmatically generate video or animated GIF in Python?
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edited Jul 21 '16 at 4:03
Matt Bierner
29.1k66 gold badges8585 silver badges125125 bronze badges
answ...
Base64 Decoding in iOS 7+
...Data?.base64EncodedStringWithOptions(NSDataBase64EncodingOptions(rawValue: 0))
print(base64String!) // Zm9v
Decoding
let decodedData = NSData(base64EncodedString: base64String!, options: NSDataBase64DecodingOptions(rawValue: 0))
let decodedString = NSString(data: decodedData, encoding: NSUTF8Stri...
Achieving bright, vivid colors for an iOS 7 translucent UINavigationBar
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iOS 7.0.3 UPDATE: As you see above 7.0.3 changed things. I've updated my gist. Hopefully this will just go away as people upgrade.
Original Answer:
I ended up with a hack combining the two of the other answers. I'm subclassing UIN...
How to convert a string to an integer in JavaScript?
...simplest way would be to use the native Number function:
var x = Number("1000")
If that doesn't work for you, then there are the parseInt, unary plus, parseFloat with floor, and Math.round methods.
parseInt:
var x = parseInt("1000", 10); // you want to use radix 10
// so you get a decimal n...
How to create circle with Bézier curves?
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10 Answers
10
Active
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App Inventor 2 KIO4_Gradient 拓展：布局中的颜色渐变 · App Inventor 2 中文网
... 的 1～8 选择：
when Screen1.Initialize() {
KIO4_Gradient1.Shape = 0
KIO4_Gradient1.Type = 0
KIO4_Gradient1.CornerRadius = 24
KIO4_Gradient1.Gradient(
水平布局_标题,
[&HFF42A5F5, &HFF7E57C2],
3)
}
在标题栏中放置标签或按钮即可得到一个带圆角、从...