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In JavaScript can I make a “click” event fire programmatically for a file input element?
...any browser that supports this, and then implemented another way for Firefox and those browsers that do not.
I don't know why you cannot do it, but one thing that is a security risk, and which you are not allowed to do in any browser, is programmatically set the file name on the HTML File element.
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Will GetType() return the most derived type when called from the base class?
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Ah ha.. the difference is using TypeOf(X) vs. x.GetType() i think
– user359135
Jul 20 '18 at 11:19
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How do I map lists of nested objects with Dapper
...es not handle magic generation of queries and such.
For your particular example the following would probably work:
Grab the courses:
var courses = cnn.Query<Course>("select * from Courses where Category = 1 Order by CreationDate");
Grab the relevant mapping:
var mappings = cnn.Query<...
How do I put a clear button inside my HTML text input box like the iPhone does?
I want to have a nice little icon that, when clicked will clear the text in the box.
9 Answers
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Node.js quick file server (static files over HTTP)
...here Node.js ready-to-use tool (installed with npm ), that would help me expose folder content as file server over HTTP.
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minimum double value in C/C++
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-DBL_MAX in ANSI C, which is defined in float.h.
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Nearest neighbors in high-dimensional data?
...arching -- for music information retrieval.
You may be interested in Approximate Nearest Neighbor (ANN) algorithms. The idea is that you allow the algorithm to return sufficiently near neighbors (perhaps not the nearest neighbor); in doing so, you reduce complexity. You mentioned the kd-tree; that ...
Split delimited strings in a column and insert as new rows [duplicate]
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Here is another way of doing it..
df <- read.table(textConnection("1|a,b,c\n2|a,c\n3|b,d\n4|e,f"), header = F, sep = "|", stringsAsFactors = F)
df
## V1 V2
## 1 1 a,b,c
## 2 2 a,c
## 3 3 b,d
## 4 4 e,f
s <- strsplit(df$V2, split = ",")
data.frame(V1 = rep(df...
What is the idiomatic Go equivalent of C's ternary operator?
... var+if+else block of code, though, this spelling is also used often:
index := val
if val <= 0 {
index = -val
}
and if you have a block of code that is repetitive enough, such as the equivalent of int value = a <= b ? a : b, you can create a function to hold it:
func min(a, b int) int ...
What's the 'Ruby way' to iterate over two arrays at once
More of a syntax curiosity than a problem to solve...
7 Answers
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