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A non-blocking read on a subprocess.PIPE in Python
...stdin.fileno()
fl = fcntl.fcntl(fd, fcntl.F_GETFL)
fcntl.fcntl(fd, fcntl.F_SETFL, fl | os.O_NONBLOCK)
# user input handling thread
while mainThreadIsRunning:
try: input = sys.stdin.readline()
except: continue
handleInput(input)
In my opinion this is a bit cleaner than using the ...
How can I check file size in Python?
...)
f.seek(0, os.SEEK_END)
size = f.tell()
f.seek(old_file_position, os.SEEK_SET)
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How to implement an STL-style iterator and avoid common pitfalls?
I made a collection for which I want to provide an STL-style, random-access iterator. I was searching around for an example implementation of an iterator but I didn't find any. I know about the need for const overloads of [] and * operators. What are the requirements for an iterator to be "STL-s...
Ruby on Rails form_for select field with class
...alse]], {}, {:class=>"form-control",:style=>"opacity: 0;"}) opacity set to 0 will render your field invisible.
– Robert
Oct 23 '15 at 23:18
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浅谈Heatmap：网页热点图生成原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...容的泥潭，我们选择JQuery：
<script>
jQuery(document).ready(function() {
$(document).mousedown(function(e) {
if (e.clientX >= $(window).width() || e.clientY >= $(window).height()) {
return;
}
$.get("/path/to/a/empty/html/file", {
...
LEFT JOIN only first row
...is wrong. It will select "lowest" artist name not name of first artists in set.
– Glapa
Aug 12 '16 at 16:54
5
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Is MATLAB OOP slow or am I doing something wrong?
...ured, but that appears to have been an aberration of my particular network setup at the time. The chart above reflects the times typical of the preponderance of my tests over time.
Update: R2011b
EDIT (2/13/2012): R2011b is out, and the performance picture has changed enough to update this.
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Using property() on classmethods
... with two class methods (using the classmethod() function) for getting and setting what is essentially a static variable. I tried to use the property() function with these, but it results in an error. I was able to reproduce the error with the following in the interpreter:
...
Is there a documented way to set the iPhone orientation?
...e, so as I swapping the views out I would like to force the rotation to be set to portrait.
17 Answers
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How to count total number of watches on a page?
...ck intimate angular knowledge to know for sure that mine isn't a proper subset of the solution set.
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