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Local file access with JavaScript
...ory of files from the desktop).
Blob - Allows for slicing a file into byte ranges.
See Paul D. Waite's comment below.
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Checking whether a variable is an integer or not [duplicate]
...is.
Example (to do something every xth time in a for loop):
for index in range(y):
# do something
if (index/x.).is_integer():
# do something special
Edit:
You can always convert to a float before calling this method. The three possibilities:
>>> float(5).is_integer()
...
How do I declare and initialize an array in Java?
.../8/docs/api/java/util/stream/IntStream.html
int [] myIntArray = IntStream.range(0, 100).toArray(); // From 0 to 99
int [] myIntArray = IntStream.rangeClosed(0, 100).toArray(); // From 0 to 100
int [] myIntArray = IntStream.of(12,25,36,85,28,96,47).toArray(); // The order is preserved.
int [] myIntA...
Sound effects in JavaScript / HTML5
...
false, //reverse bend
0, //random pitch range
25, //dissonance
[0.2, 0.2, 2000], //echo array: [delay, feedback, filter]
undefined //reverb array: [duration, decay, reverse?]
);
}
Summary
Each of these libraries are worth a lo...
How to calculate moving average without keeping the count and data-total?
...mple, consider the behaviour you expect when most of the points are in the range 2 to 4 but one value is upwards of a million. An EWMA (here) will hold onto traces of that million for quite some time. A finite convolution, as indicated by OP, would lose it immediately after N steps. It does have ...
What is LINQ and what does it do? [closed]
...l without it. One advantage to this style of query declaration is that the range variables are scoped: they do not need to be re-declared for each clause.
IEnumerable<string> result =
from c in myCustomers
where c.Name.StartsWith("B")
select c.Name;
Lambda Expressions - This is a shorthan...
Removing index column in pandas when reading a csv
...d idea if you have heterogenous data types. Better just use
df.columns = range(len(df.columns))
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Functional style of Java 8's Optional.ifPresent and if-not-Present?
...stem.out::println, ()->{System.out.println("Not fit");});
IntStream.range(0, 100).boxed().map(i->Optional.of(i).filter(j->j%2==0)).forEach(c);
In this new code you have 3 things:
can define functionality before existing of object easy.
not creating object refrence for each Optional,...
Is there a way to auto-adjust Excel column widths with pandas.ExcelWriter?
...ader_list = df.columns.values.tolist() # Generate list of headers
for i in range(0, len(header_list)):
worksheet.set_column(i, i, len(header_list[i])) # Set column widths based on len(header)
writer.save() # Save the excel file
...
How to add leading zeros?
...for creating manual axis tick labels. It works particularly well for wide ranges of numbers.
The scales package has several functions such as percent, date_format and dollar for specialist format types.
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