If some lost soul is searching for a way to validate a json schema in NativeScript, the only plugin that I found to work is tv4(https://github.com/geraintluff/tv4)
Georgi Tenev jorotenev
./thesis
├── docker-compose.yaml
├── micrsoserviceX
├── micrsoserviceY
├── memory-engine
Adapted from here. Below is an executive summary for the use case of a university collaborative thesis project.
dmpop
/ unsplash-random.sh
Last active
September 18, 2017 21:31
Use random photos from Unsplash as a desktop background on Ubuntu
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| #!/bin/bash | |
| uuser="unsplash_user_name" | |
| path="path/to/dir" | |
| size=$(xdpyinfo | grep dimensions | awk '{print $2}') | |
| curl "https://source.unsplash.com/user/$uuser/$size" --location --output $path/unsplash-random.jpeg | |
| gsettings set org.gnome.desktop.background picture-uri file://$path/unsplash-random.jpeg |
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| from flask import abort, make_response, jsonify | |
| abort(make_response(jsonify(message="Message goes here"), 400)) |
Incorporates changes by 0mnius.
The intent is to define terse, standards-supported names for AWS regions.
psayre23
/ gist:c30a821239f4818b0709
Last active
March 9, 2026 09:44
Runtime Complexity of Java Collections
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| Below are the Big O performance of common functions of different Java Collections. | |
| List | Add | Remove | Get | Contains | Next | Data Structure | |
| ---------------------|------|--------|------|----------|------|--------------- | |
| ArrayList | O(1) | O(n) | O(1) | O(n) | O(1) | Array | |
| LinkedList | O(1) | O(1) | O(n) | O(n) | O(1) | Linked List | |
| CopyOnWriteArrayList | O(n) | O(n) | O(1) | O(n) | O(1) | Array |
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| service salt-minion stop | |
| rm -f /etc/salt/pki/minion/minion_master.pub | |
| echo "master: salt" > /etc/salt/minion | |
| service salt-minion start |
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| Latency Comparison Numbers (~2012) | |
| ---------------------------------- | |
| L1 cache reference 0.5 ns | |
| Branch mispredict 5 ns | |
| L2 cache reference 7 ns 14x L1 cache | |
| Mutex lock/unlock 25 ns | |
| Main memory reference 100 ns 20x L2 cache, 200x L1 cache | |
| Compress 1K bytes with Zippy 3,000 ns 3 us | |
| Send 1K bytes over 1 Gbps network 10,000 ns 10 us | |
| Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD |