brains | 'Expanding Brain ' Meme Generator | Canvas library
kandi X-RAY | brains Summary
kandi X-RAY | brains Summary
Small Vanilla JS app which generates Expanding Brain meme.
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QUESTION
Just to give a background of the question, I am trying to pull data from an html website which was made using tables. I have managed to pull most of them but there's just one thing which is troubling my brains. Maybe I need a break from work?
I have included all the code in a fiddle which can be found here. https://jsfiddle.net/ex1j6gr4/
Basically I am trying to pull the article date and author from that particular . So I am looping through the in that and getting the element which has the date and the author using certain keywords. Using font:nth-child is not possible because not all the count of tag is not the same in every page. (You can see two empty ones in the jsfiddle table which was a mistake)
For the date, I have made an array of the month names and its easy to pull through that.
For the author, I am detecting the first word of that element's text which is "By" and its doing its job as well.
However the problem I am facing is when I am using that element outside the ".each" function which is returning the value as "undefined". Here's the jQuery code I am using.
...ANSWER
Answered 2021-Jun-08 at 14:44You needed to define your variables outside of your functions (you had 2 loops and the second was trying to reference variables defined outside of it's scope). Here I've combined the 2 loops, removed many of the var
- you only need to define that once and then you can reference the actual variable after that.
Finally, jQuery couldn't find ('td')
unless it was actually sitting inside a
QUESTION
I cannot pass Story #5: "When I click a .nav-link button in the nav element, I am taken to the corresponding section of the landing page." I have all of my href
attributes set to the corresponding id
attributes and when i click on them they take me to the correct section of the page, but I am still failing this test... What am I Doing Wrong???
The code I wrote is below:
...ANSWER
Answered 2021-May-28 at 01:41The error reads
QUESTION
Wracking my brains on this one but I'm sure it's just my inexperience with js.
I have a list of items and I am trying to create an eventListener for each item row so when I mouseover the row some icons will appear. The icons should hide again on mouseout.
I am using setAttribute to change the opacity of the elements on mouseover and mouseout events.
My problem is after the loop runs to create the eventListeners the setAttribute only affects the very last row of the loop - regardless of which row I mouse over.
I have a JSFiddle here which shows you the exact behaviour (better than I can explain): https://jsfiddle.net/Finno/ds9q7zju/27/
Note: this is a simplified example but it exhibits the same behaviour. My real app has the items formatted in a drop down menu.
Here is the code :
...ANSWER
Answered 2021-May-25 at 12:42You need to recreate the variables in each iteration, Try this,
Also, you can use string interpolation in place of + to join strings
QUESTION
Python version: 3.9.1
Hello big brains!!
I trying to write bot that send requests and it work perfectly fine, the only issue that i have is when i trying to use web debugging programs such as Charles 4.6.1 or Fiddler Everywhere. When i open it to see bot traffic and response form server it crash showing me this error:
(Caused by SSLError(SSLError(1, '[SSL: WRONG_VERSION_NUMBER] wrong version number (_ssl.c:1124)')))
i used to have this issue by i was available to fix it by simply adding "verify=False" to my request post but right now it does not work and i try a lot of things to fix it but nothing help and i have no idea whats wrong.
...ANSWER
Answered 2021-Feb-02 at 16:19I had the same problem. It's a bug in urllib3. You have to specify your proxy in the request, and change the 'https' value to 'http'.
My example:
QUESTION
Having made a program which streams PNG images to the browser by means of a multipart/x-mixed-replace
Content-Type
header, I noticed that only the frame before-last is displayed in the tag, as opposed to the most recently sent one.
This behaviour is very annoying, as I'm only sending updates when the image changes to save on bandwidth, which means that the wrong frame will be on screen while I'm waiting for it to update.
Specifically, I am using Brave Browser (based on chromium), but as I have tried with both "shields" up and down, I assume this problem occurs also in other chromium-based browsers at least.
Searching for the problem yields only one relevant result (and many non-relevant ones) which is this HowToForge thread, with no replies. Likewise, I also thought the issue is to do with buffering, but I made sure to flush the buffer to no avail, much alike to the user in the thread. The user does report that it works on one of their servers though and not the other, which then lead me to believe that it may be to do with a specific HTTP header or something along those lines. My first guess was Content-Length
because the browser can tell when the image is complete from that, but it didn't seem to have any effect.
So essentially, my question is: Is there a way to tell the browser to show the most recent multipart/x-mixed-replace
and not the one before? And, if this isn't standard behaviour, what could the cause be?
And of course, here's the relevant source code, though I imagine this is more of a general HTTP question than one to do with the code:
Server ...ANSWER
Answered 2021-Jan-06 at 23:04A part inside a multipart MIME message starts with the MIME header and ends with the boundary. There is a single boundary before the first real part. This initial boundary closes the MIME preamble.
Your code instead assumes that a part starts with the boundary. Based on this assumption you first send the boundary, then the MIME header and then the MIME body. Then you stop sending until the next part is ready. Because of this the end of one part will only be detected once you send the next part, since only then you send the end boundary of the previous part.
To fix this your code should initially send one boundary to end the MIME preamble. For each new part it should then send the MIME header, the MIME body and then the boundary to end this part.
QUESTION
I code mostly client-side these days, so my PHP is rusty and I would prefer a pure PHP design in this particular case.
I don't need any client -side code for this. I want to read a lot of text files, extract some data and insert it to a MySql database.
- this could potentially take quite some time, so
- I want to
echo()
some indication of progress. Also, - I am concerned that it might take longer than the default 30 seconds, but I don't like to mess with that limit, in case my script hangs.
In order to do #2, I would normally use header('Refresh:1');
, but what if that refresh happens in the middle of the MySql INSERT
operation?
I suppose that before INSERT
, and on page reload, I could just COUNT
MySql table entries, to determine where begin processing the next text file.
Alliteratively, I could reload the page every few iterations of the loop, after the INSERT
has been done, but how, since I could not use header('Location:X');
as I have already echo()
ed the progress. Perhaps I could somehow fake a form submission? But, that feels hacky.
This seems to be a generic design pattern and I am sure that better brains than mine came up with an elegant solution long ago. Can someone tell me what that solution is? Preferably pure PHP. I have searched, but can't find anything.
At the moment, I am going with a JS solution: echo '';
, but would prefer a pure PHP
ANSWER
Answered 2021-May-08 at 14:44For this, I would use import.lock file. Here is my suggested workflow:
- When the user starts processing some data I create import.lock file, in this file we could write how many records we processed already AND the most important index of the last processed batch. It's up to you how you create batches creating strategy, you can implement it with temporary .json files, for example, join 3 big files and split it into small chunks.
- I assume you already implemented files reading and chunking, so for example we can make foreach and every iteration put some data into MySQL.
- So as I said before every iteration we updating import.lock with processed chunk number. At the moment when foreach ends we deleting import.lock file or clearing it.
- Every iteration we refresh the page with a simple PHP refresh and after refresh reading the import.lock file, taking the last imported batch index, and start again from next.
For progress to implemented you count all created junks (chunk1.json, chunk2.json ...), and let's say you we 100 chunks and we processed 15 already, import.lock have a value of 15 so it means 15% done. After refresh we taking 16 chunks (chunk16.json).
After every junk is done we delete it from file system.
Implementation example
Here is my implementation example, tested and working: Link to the repository: https://github.com/RomkaLTU/php-progress-case You still need to implement JSON files generation. I have used session in this example to track progress as user Mawg says reinstate Monica suggested.
And you may need to adjust header("refresh: 2") and chunk size.
QUESTION
This is my website. I'm currently working on multi-choice filters, or rather on resetting them. There is no problem on PC. Click the X button and it clears the filter
But the same simple thing doesn't work like this on mobile devices. I don't understand why. You need to click an area below the X button, well below, to dismiss the filter. This is how you need to click to make it work
Also, I just realized that when clicking like this there is an error in the console. Error in the console after successful dismissing
I'm testing the mobile behavior in Opera (PC version, last update) using the Inspector with mobile simulation; the device is irrelevant. You can try it too.
The same behavior occurs on an actual android, both in Chrome and Opera.
Side notes!
If you activate the dropdown search in any multichoice field, while it's visible, the close buttons work perfectly well and precisely on mobiles. (Although the behavior of this dropdown panel is weird too. It does not always drops down when focusing on a field, as it does on PC.)
When I tried to locate the close button using the console and Jquery and then applied .click(), it worked. So I guess the problem doesn't lie in JS.
If you want to test it on a phone choose the Desktop site. On the mobile view, though, another peculiar thing occurs-the blue X button to the right of the field doesn't work.
PS. I've been wracking my brains for 3 hours to solve this mystery, yet no result. Please help!
...ANSWER
Answered 2021-May-09 at 06:39The culprit was the "chosen" plugin. Don't use this crappy plugin. They simply don't support mobile devices and have tons of bugs.
I switched to Select2 and everything is great.
QUESTION
I'm running Ansible 2.7.9 on Red Hat Linux 7.4. In my playbook, I need to combine information in two yml files into one data structure that I can then iterate over in a task.
For example, in one .yml file I might have:
...ANSWER
Answered 2021-Apr-29 at 02:51For example
QUESTION
I have a dataframe containing materials, dates of purchase and purchase prices. I want to filter my dataframe such that I only keep one row containing each material, and that row contains the material at the latest purchase date and corresponding price.
How could I achieve this? I have racked my brains trying to work out how to apply aggregation functions to this but I just can't work out how.
...ANSWER
Answered 2021-Apr-28 at 18:09Do a multisort and then use drop duplicates, keeping the first occurrence.
QUESTION
ANSWER
Answered 2021-Apr-20 at 21:53float it to the right (using float-right
)
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