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When to use cla(), clf() or close() for clearing a plot in matplotlib?
..., go to the end of this comment for relevant links).
So the the following script will produce an empty list:
for i in range(5):
fig = plot_figure()
plt.close(fig)
# This returns a list with all figure numbers available
print(plt.get_fignums())
Whereas this one will produce a list with fi...
What's the right way to pass form element state to sibling/parent elements?
...}}>
{/* Here we load some child components */}
<Book title="GoT" price="10" />
<DebugNotice />
</ContextContainer.Provider>
</div>
);
}
// Child component Book
function Book(props) {
// Inside the child component you can import whatev...
Read a text file using Node.js?
... two, the zeroth item being the "node" interpreter and the first being the script that node is currently running, items after that were passed on the command line. Once you've pulled a filename from argv then you can use the filesystem functions to read the file and do whatever you want with its co...
How to see which commits in one branch aren't in the other?
... Great, this what I needed. It would also be nice to get a short description of the tests, but I can script this.
– Sascha Effert
Sep 28 '11 at 12:54
29
...
Emulating a do-while loop in Bash
... this construct on the command line, I wouldn't do it as a one-liner (in a script, specifically) since the intent is unreadable.
– Paused until further notice.
Oct 19 '16 at 19:59
...
What techniques can be used to speed up C++ compilation times?
... on length
You can run the regular nm command and pipe it to your favorite script (AWK, Python, etc.) to sort the symbols based on their length. Based on our experience, this method identifies the largest trouble making candidates better than method 1.
Method 3 - Use Templight
"Templight is a Clang-...
How to set an iframe src attribute from a variable in AngularJS
...tion for getting src url. Have a look on the following code.
Before:
Javascript
scope.baseUrl = 'page';
scope.a = 1;
scope.b = 2;
Html
<!-- Are a and b properly escaped here? Is baseUrl controlled by user? -->
<iframe src="{{baseUrl}}?a={{a}&b={{b}}"
But for security reason they...
Does the C++ standard mandate poor performance for iostreams, or am I just dealing with a poor imple
...
Not answering the specifics of your question so much as the title: the 2006 Technical Report on C++ Performance has an interesting section on IOStreams (p.68). Most relevant to your question is in Section 6.1.2 ("Execution Speed"):
Since certain aspects of IOStreams processing are...
Changing the child element's CSS when the parent is hovered
...OCTYPE html>
<html>
<head>
<meta charset=utf-8 />
<title>Hierarchie Borders MarkUp</title>
<style>
.parent { display: block; position: relative; z-index: 0;
height: auto; width: auto; padding: 25px;
}
.parent-bg { display: block; hei...
App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎 ...
... function HideORDispFeedback() { $("#feedback").toggle();}function makeTitleDraggable(element, titleElement) { let isDragging = false; let offsetX, offsetY; // 只在标题栏上按下时开始拖动 titleElement.onmousedown = function(e) { isDragging = true; offset...