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What is non-blocking or asynchronous I/O in Node.js?
...ther hand, fetch is a non-blocking operation as it does not stall alert(3) from execution.
// Blocking: 1,... 2
alert(1);
var value = localStorage.getItem('foo');
alert(2);
// Non-blocking: 1, 3,... 2
alert(1);
fetch('example.com').then(() => alert(2));
alert(3);
Advantages
One advantage of ...
Razor view engine, how to enter preprocessor(#if debug)
...sing this, probably because in Release mode the debug attribute is removed from web.config entirely.
– Alex Angas
Feb 27 '14 at 3:55
...
What is the difference between display: inline and display: inline-block?
...he browser here auto-detected the English part as LTR text and rendered it from left to right.
body {
text-align: right;
direction: rtl;
}
h2 {
display: block; /* just being explicit */
}
span {
display: inline;
}
<h2>
هذا عنوان طويل
<span>one...
What is the easiest way to remove all packages installed by pip?
...you need to exclude those lines and remove the packages manually (elevated from the comments below):
pip freeze | grep -v "^-e" | xargs pip uninstall -y
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Checking if sys.argv[x] is defined
...ues for each of the values in arg_names. The second line passes the values from the args dictionary, using get to return a default value when the given argument name doesn't have an associated value in the dictionary.
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pinpointing “conditional jump or move depends on uninitialized value(s)” valgrind message
So I've been getting some mysterious uninitialized values message from valgrind and it's been quite the mystery as of where the bad value originated from.
...
node.js database [closed]
...erious application or service development. Learning how Mongo is different from other DBs would be really you should to first if you are still in evaluation stages.
– Samyak Bhuta
Oct 27 '11 at 18:49
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error: request for member '..' in '..' which is of non-class type
... have mandated "void" parameter so that this usage would have been allowed from consistency point of view. If I am not mistaken, K&R C had mandatory usage of term void.
– Rajesh
Jan 22 '18 at 5:08
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How to plot two columns of a pandas data frame using points?
I have a pandas data frame and would like to plot values from one column versus the values from another column. Fortunately, there is plot method associated with the data-frames that seems to do what I need:
...
How to interpret API documentation function parameters?
...se of use across API documentations. However, there is a lot of cross over from older man style syntax conventions, to the modern API/namespace conventions.
Typically, the type of person who works with API, will have some background in development or at the least a 'power user'. These types of users...