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Understanding prototypal inheritance in JavaScript
...ALL instances. This means inst1.arr.push['three'], inst2.arr.push['four'], etc., will show up for all instances! Essentially, static behavior that you probably don't want.
You second block defines the fly method in the constructor. This means for every time that it's called, a "method object" will b...
How to parse a CSV file in Bash?
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Why am I getting “undefined reference to sqrt” error even though I include math.h header? [duplicate
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Oracle 分组后取每组第一条数据 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...LECT *
FROM (SELECT ROW_NUMBER() OVER(PARTITION BY T.field1, T.field2 ORDER BY T.field3 DESC) rowNo, T.*
FROM table_xxx T)
WHERE rowNo = 1;
oracle group ROW_NUMBER
In Windows Azure: What are web role, worker role and VM role?
...a tcp, http, https, or udp endpoint (web applications, SOAP/REST services, etc.). You need to think about the stateless way of doing things though - if you have more than one VM instance running, user traffic is distributed across those instances. The platform training kit will show you how to use s...
Why are iframes considered dangerous and a security risk?
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As soon as you link to content from another domain etc etc … There's nothing iframe specific about this.
– Quentin
Sep 3 '11 at 18:04
5
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Why isn't `int pow(int base, int exponent)` in the standard C++ libraries?
... its possible inputs?
You pretty much need to have an big integer type in order to make the function useful, and most big integer libraries provide the function.
Edit: In a comment on the question, static_rtti writes "Most inputs cause it to overflow? The same is true for exp and double pow, I d...
How to check existence of user-define table type in SQL Server 2008?
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Why is `[` better than `subset`?
...adley suggests the following example: suppose we want to subset and then reorder a data frame using the following functions:
scramble <- function(x) x[sample(nrow(x)), ]
subscramble <- function(x, condition) {
scramble(subset(x, condition))
}
subscramble(mtcars, cyl == 4)
This returns t...
Relative imports in Python 3
...Path(__file__).resolve())
I'm including these two lines only to make the order of operations obvious. We can ignore them completely, since they don't affect the execution.
__init__.py and module.py contain only those two lines (i.e., they are effectively empty).
standalone.py additionally attemp...