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How do I read an entire file into a std::string in C++?
...t copies is to do the reading manually in a loop, unfortunately. Since C++ now has guaranteed contiguous strings, one could write the following (≥C++14):
auto read_file(std::string_view path) -> std::string {
constexpr auto read_size = std::size_t{4096};
auto stream = std::ifstream{pat...
Mapping a function on the values of a map in Clojure
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I agree. I didn't know the into function, but it makes perfect sense using it here.
– Thomas
Nov 5 '09 at 5:40
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Correct way to write loops for promise.
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OK, I see it now. As the .bind() obfuscates the new value, I think I might choose to longhand the function out for readability. And sorry if I'm being thick but if promiseFor and promiseWhile don't coexist, then how does one call the othe...
Android RatingBar change star colors [closed]
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2015 Update
Now you can use DrawableCompat to tint all kind of drawables. For example:
Drawable progress = ratingBar.getProgressDrawable();
DrawableCompat.setTint(progress, Color.WHITE);
This is backwards compatible up to API 4
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Error deploying ClickOnce application - Reference in the manifest does not match the identity of the
...her project under the same solution.
The linked forum post has expired by now, but it's available on archive here.
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Correct way to find max in an Array in Swift
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@LironYahdav They're now methods. Fixed. Thanks!
– Rudolf Adamkovič
Sep 27 '15 at 9:58
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How to access the ith column of a NumPy multidimensional array?
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[3, 4],
[5, 6]])
As you already know from other answers, to get it in the form of "row vector" (array of shape (3,)), you use slicing:
arr_c1_ref = arr[:, 1] # creates a reference to the 1st column of the arr
arr_c1_copy = arr[:, 1].copy() # creates a cop...
How to redirect 'print' output to a file using python?
...t sys
sys.stdout=open("test.txt","w")
print ("hello")
sys.stdout.close()
Now the hello will be written to the test.txt file. Make sure to close the stdout with a close, without it the content will not be save in the file
s...
Insert text with single quotes in PostgreSQL
...ral with escaping. Nice that you have to explicitly request that behaviour now with E.
– Davos
May 3 '19 at 1:26
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Java NIO FileChannel versus FileOutputstream performance / usefulness
...same level, also many times the FileChannel way is slower. Can I please know more details comparing these two methods. Here is the code I used, the file that I am testing with is around 350MB . Is it a good option to use NIO based classes for File I/O, if I am not looking at random access or othe...