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How to convert a ruby hash object to JSON?
...json/ext' # to use the C based extension instead of json/pure
puts {hash: 123}.to_json
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StringUtils 字符串工具扩展：强大的文本处理工具集 · App Inventor 2 中文网
...本填充
// 左填充到10位
设置 StringUtils1.Text 为 "123"
设置 Label1.Text 为 调用 StringUtils1.LeftPad(10, "0")
// 结果: "0000000123"
// 居中对齐
设置 StringUtils1.Text 为 "Hi"
设置 Label2.Text 为 调用 StringUtils1.Center(10, "*")
// 结果: "****Hi****"
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Error: Tablespace for table xxx exists. Please DISCARD the tablespace before IMPORT
...table can be created again. Ubuntu 16, mariadb
– waza123
Jan 21 '19 at 18:07
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Associative arrays in Shell scripts
...r.sh brian 10 5
real 0m0.226s
user 0m0.057s
sys 0m0.123s
$ time ./driver.sh jerry 10 5
real 0m0.706s
user 0m0.228s
sys 0m0.530s
$ time ./driver.sh irfan 100 5
real 0m10.633s
user 0m4.366s
sys 0m7.127s
$ time ./driver...
AngularJS directive with default options
... edited May 19 '15 at 21:45
gae123
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answered Dec 20 '13 at 17:20
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How do I get the path of the assembly the code is in?
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No, this is wrong. This returns the path of the ORIGINAL ENTRY POINT not the currently executing code. If you have loaded an assembly manu...
Get __name__ of calling function's module in Python
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123
Check out the inspect module:
inspect.stack() will return the stack information.
Inside a fu...
What does flushing the buffer mean?
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123
Consider writing to a file. This is an expensive operation. If in your code you write one byte...
Proper usage of Java -D command-line parameters
... Integer.getInteger("test"); Long.getLong("test") assuming you have -Dtest=123
– mt.uulu
Mar 19 '19 at 18:59
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Is it possible to set the stacking order of pseudo-elements below their parent element? [duplicate]
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123
However, if you have a normal parent div with a background, the lower element will be hidden. In this case, give the parent relative posit...