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How to move an iFrame in the DOM without losing its state?
...The basic idea is to create a flex-box wrapper and then define an specific order for the iframes using the order attribute on each iframe wrapper.
<style>
.container{
display: flex;
flex-direction: column;
}
</style>
<div class="container">
<div id="wrap1" style="...
Assign pandas dataframe column dtypes
... I have 1000's of files from cisco logs that I need to parse manually.
In order to be flexible with fields and types I have successfully tested using StringIO + read_cvs which indeed does accept a dict for the dtype specification.
I usually get each of the files ( 5k-20k lines) into a buffer and ...
How do I reverse a C++ vector?
...se vector of vectors? I want v[0] to be swapped with v[v.size()-1] and the order of v[0][i] element remain as it is. This is similar to changing order of rows (if a vector is viewed as a Matrix). If a vector is defined as: vector<vector<int> > v; reverse(v.begin(), v.end()) doesn't rever...
Node.js + Nginx - What now?
... is what I have done in my Ubuntu box:
Create the file yourdomain.com at /etc/nginx/sites-available/:
vim /etc/nginx/sites-available/yourdomain.com
In it you should have something like:
# the IP(s) on which your node server is running. I chose port 3000.
upstream app_yourdomain {
server 12...
Recommended way to get hostname in Java
...iable through System.getenv()
Execute hostname and read the response
Read /etc/hostname (to do this I'm executing cat since the snippet already contains code to execute and read. Simply reading the file would be better, though).
The code:
public static void main(String[] args) throws IOException...
RESTfully design /login or /register resources?
...ble). You can have a lookup though for external/internal id conversion in order to mitigate backend requirements.
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How can I calculate an md5 checksum of a directory?
...ar c <dir> has some issues:
tar processes directory entries in the order which they are stored in the filesystem, and there is no way to change this order. This effectively can yield completely different results if you have the "same" directory on different places, and I know no way to fix ...
How to compare arrays in JavaScript?
...us Indeed, it won't return true if the elements do not have the exact same order in both arrays. However, the goal of an equality check is not to check if they contains the same elements but to check if they have the same element in the same orders.
– Quentin Roy
...
Sorting an array of objects by property values
...
Sort homes by price in ascending order:
homes.sort(function(a, b) {
return parseFloat(a.price) - parseFloat(b.price);
});
Or after ES6 version:
homes.sort((a, b) => parseFloat(a.price) - parseFloat(b.price));
Some documentation can be found here...
What's the best way to put a c-struct in an NSArray?
...t).
if the serialized representation does not exit the process, then size/order/alignment of arbitrary structs should not change, and there are options which are simpler and faster.
in either event, you're already adding a ref-counted object (compared to NSData, NSValue) so... creating an objc cla...