Suddenly sudo apt update is not working anymore on my Ubuntu 18.04.6 machine. I get the following error: Hit:1 https://download.docker.com/linux/ubuntu bionic InRelease Get:2 http://us.archive.ubuntu.com/ubuntu bionic InRelease Err:2 http://us.archive.ubuntu.com/ubuntu bionic InRelease Clearsigned file isn't valid, got 'NOSPLIT' (does the network require authentication?) Get:3 http://us.archive.ubuntu.com/ubuntu bionic-security InRelease Err:3 http://us.archive.ubuntu.com/ubuntu bionic-security InRelease Clearsigned […]
Rubin
14259 posts
I’ve noticed that since a few days, Chrome 111 (on macOS running on an M2) is sometimes extremely slow when loading some websites for the first time. This happens even on a fresh install, without any extensions, while in Incognito mode. In Incognito mode, without any extensions, Chrome took over […]
I am building a personal finances worksheet. I have a solid pivot table that shows profit/loss for a given date range. Question 1: How can I show a column (or a separate sheet) that shows monthly averages based on my slider’d date range? Here’s where I have succeeded: Database Table […]
Given a non-negative integer n, find the maximum value that can be obtained by unsetting any set bit, such that no three consecutive bits in… Read More The post Maximum value with no 3 consecutive set bits appeared first on GeeksforGeeks.
Given a set of N integers with up to 40 elements, the task is to partition the set into two subsets of equal size (or… Read More The post Minimum Subset sum difference problem with Subset partitioning appeared first on GeeksforGeeks.
Geek is in a geekland which has a river and some stones in it. Initially, a geek can step on any stone. Each stone has… Read More The post Counting Good stones in a river with positive and negative steps appeared first on GeeksforGeeks.
Given a directed acyclic graph (DAG) with N nodes with integer representations 0 to N-1 and an integer array arr[], where arr[i] is the parent… Read More The post Count nodes with prime weight in a Directed Acyclic Graph appeared first on GeeksforGeeks.
Given two integers A and B and a range defined by two integers C and D, the task is to convert A to B using… Read More The post Min operations to convert A to B by incrementing A in the given range appeared first on GeeksforGeeks.
I have a webm video file with two streams (video and audio): $ ffprobe -i input.webm -show_streams -v quiet [STREAM] index=0 codec_name=vp8 codec_long_name=On2 VP8 profile=0 codec_type=video codec_tag_string=[0][0][0][0] codec_tag=0x0000 width=720 height=480 coded_width=720 coded_height=480 closed_captions=0 has_b_frames=0 sample_aspect_ratio=853:720 display_aspect_ratio=853:480 pix_fmt=yuv420p level=-99 color_range=tv color_space=bt709 color_transfer=bt709 color_primaries=bt709 chroma_location=unspecified field_order=progressive refs=1 id=N/A r_frame_rate=30/1 avg_frame_rate=30/1 time_base=1/1000 start_pts=0 […]