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Fastest way to reset every value of std::vector to 0
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UPDATE Using Nonius for benchmarks: clang3.6-libc++-c++1y-O3, gcc4.9-c++1y-O3 and gcc5-c++1y-O3 - TL;DR: assign is slower, except for small capacities on libc++. CODE coliru/paste
– sehe
Oct 8 '15 at 22:24
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Preferred Java way to ping an HTTP URL for availability
...o go down. You can determine that by checking if the HTTP response code is 200.
HttpURLConnection connection = (HttpURLConnection) new URL(url).openConnection();
connection.setRequestMethod("HEAD");
int responseCode = connection.getResponseCode();
if (responseCode != 200) {
// Not OK.
}
// <...
REST Complex/Composite/Nested Resources [closed]
... draft comic book covers
Publish draft comic book
GET /comic-books
=> 200 OK, Get all comic books.
GET /comic-books/0
=> 200 OK, Get comic book (id: 0) with covers (/covers/1, /covers/2).
GET /comic-books/0/covers
=> 200 OK, Get covers for comic book (id: 0).
GET /covers
=> 200 OK, ...
REST API 404: Bad URI, or Missing Resource?
...ually gained from returning the 404 in the first place, versus returning a 200 with a null response?
– Brian Lacy
Mar 29 '12 at 19:15
15
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how to check if List element contains an item with a Particular Property Value
...be more precise, I want to check if there exists pricePublicModel.Size == 200 ? Also, if this element exists, how to know which one it is?
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Which is faster: while(1) or while(2)?
...ain until the program is somehow ended. This directly corresponds to the C/C++ code:
L2:
goto L2;
Edit:
Interestingly enough, even with no optimizations, the following loops all produced the exact same output (unconditional jmp) in assembly:
while(42) {}
while(1==1) {}
while(2==2) {}
while(4...
nginx - client_max_body_size has no effect
...body . Googling and RTM pointed me to client_max_body_size . I set it to 200m in the nginx.conf as well as in the vhost conf , restarted Nginx a couple of times but I'm still getting the error message.
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How do you exit from a void function in C++?
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How to maintain aspect ratio using HTML IMG tag
...
.heightSet {
max-height: 64px;
}
<img src="http://placehold.it/200x250" />
<img src="http://placehold.it/200x250" width="64" />
<img src="http://placehold.it/200x250" height="64" />
<img src="http://placehold.it/200x250" class="widthSet" />
<img src="h...
How to convert a SVG to a PNG with ImageMagick?
...stead of --export-filename).
Here's the result of scaling a 16x16 SVG to a 200x200 PNG using this command:
Just for reference, my Inkscape version (on Ubuntu 12.04) is:
Inkscape 0.48.3.1 r9886 (Mar 29 2012)
and on Windows 7, it is:
Inkscape 0.48.4 r9939 (Dec 17 2012)
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