indy-singh

$result = Get-ItemProperty -Path "HKLM:\SOFTWARE\Microsoft\Windows Defender\Signature Updates" -Name "SignaturesLastUpdated";
$thing = [System.BitConverter]::ToInt64($result.SignaturesLastUpdated, 0);
[DateTime]::FromFileTime($thing);

indy-singh

curl.exe -LORJ https://haveibeenpwned.com/api/v3/breaches
jq.exe .[] breaches | jq.exe -r .Domain | sort.exe | uniq.exe | awk.exe 'NF' | awk.exe '$0=$0"/.well-known/security.txt"' > urls.txt
xargs -n 1 curl.exe --location --head --max-time 1 -w "%%{http_code} %%{content_type} %%{url}\n" -o NUL -s < urls.txt

indy-singh

from itertools import count
from tqdm import tqdm
import mmh3
from uuid import uuid4

try:
    for _ in tqdm(count()):
        val = str(uuid4())
        h = mmh3.hash(val)
        if h == 1228476406:

indy-singh

public static void Main(string[] args)
        {
            var murmurHash32 = new MurmurHash32();
            var dict = new Dictionary<int, List<string>>();

            while (true)
            {
                var s = Guid.NewGuid().ToString();
                var bytes = Encoding.UTF8.GetBytes(s);
                var computeHash = murmurHash32.ComputeHash(bytes);

indy-singh

indy-singh

var httpClient = new HttpClient();
var httpRequestMessage = new HttpRequestMessage(HttpMethod.Post, "grab free url from https://public.requestbin.com/r");
httpRequestMessage.Content = new StringContent("{ \"name\": \"Yoda\" }", Encoding.UTF8, "application/json");
var httpResponseMessage = httpClient.SendAsync(httpRequestMessage).Result;

indy-singh

CREATE TABLE example.manufacturer (
	id BIGSERIAL PRIMARY KEY,
	name TEXT NOT NULL UNIQUE
);

CREATE TABLE example.telephone_model (
	id BIGSERIAL PRIMARY KEY,
	manufacturer_id BIGINT NOT NULL,
	name TEXT NOT NULL UNIQUE,
	is_in_production bool NOT NULL

indy-singh

This can reduce files to ~15% of their size (2.3M to 345K, in one case) with no obvious degradation of quality.

ghostscript -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 -dPDFSETTINGS=/printer -dNOPAUSE -dQUIET -dBATCH -sOutputFile=output.pdf input.pdf

Other options for PDFSETTINGS:

• /screen selects low-resolution output similar to the Acrobat Distiller "Screen Optimized" setting.
• /ebook selects medium-resolution output similar to the Acrobat Distiller "eBook" setting.
• /printer selects output similar to the Acrobat Distiller "Print Optimized" setting.
• /prepress selects output similar to Acrobat Distiller "Prepress Optimized" setting.

indy-singh

# use ImageMagick convert
# the order is important. the density argument applies to input.pdf and resize and rotate to output.pdf
convert -density 90 input.pdf -rotate 0.5 -attenuate 0.2 +noise Multiplicative -colorspace Gray output.pdf