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Capture d'écran de la fenêtre de propriété de l'explorateur de fichier Windows de deux fichiers identiques.

À gauche: fichier "a.txt"
Size: 600 Bytes
Size on disk: 0 Bytes

À droite: "abcdefghijklmnopqrstuvwxyz.txt"
Size: 600 Bytes
Size on disk: 4096 Bytes

Capture d'écran de la fenêtre de propriété de l'explorateur de fichier Windows de deux fichiers identiques. À gauche: fichier "a.txt" Size: 600 Bytes Size on disk: 0 Bytes À droite: "abcdefghijklmnopqrstuvwxyz.txt" Size: 600 Bytes Size on disk: 4096 Bytes

J'ai 2 fichiers identiques de 600 octets précisément stockés sur la même partition NTFS.

L'un prend (soit disant) 0 octet d'espace sur le disque, l'autre 4096 octets.

Je trouve ça rigolo 😄

(je suis en train de bosser sur une fonction qui estime l'espace […]

[Original post on mastodon.social]

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ICAO: A15A9F
Owner: FLYINGYANKEES
Flt: N1869X C182
Time: 2026-04-08 15:25:13 EDT
Min Alt: 1400 ft
Min Dist: 4.67 nm (-7deg N)

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ICAO: A23ECF
Owner: PLANENONSENSE
Flt: N2439Z C172
Time: 2026-04-08 15:22:07 EDT
Min Alt: 350 ft
Min Dist: 0.97 nm (6deg N)

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ICAO: A37A96
Owner: SJKNAVIGATION
Flt: N323MP TBM7
Time: 2026-04-08 15:21:46 EDT
Min Alt: 225 ft
Min Dist: 2.42 nm (-84deg W)
Squawk: 1560
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ICAO: A24720
Owner: REPUBLICAIRLINES
Flt: RPA5641 N246JQ E75L BOS-CLE-#BOS
Time: 2026-04-08 15:20:46 EDT
Min Alt: 8525 ft
Min Dist: 1.01 nm (31deg NNE)

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ICAO: ABCD7E
Owner: HARMONYMANAGEMENT
Flt: N786DH N86LF HA4T
Time: 2026-04-08 15:20:11 EDT
Min Alt: 1650 ft
Min Dist: 2.27 nm (133deg SE)

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ICAO: A2022D
Owner: TENEQUIPMENT
Flt: N2288D SR22
Time: 2026-04-08 15:18:59 EDT
Min Alt: 1375 ft
Min Dist: 1.65 nm (150deg SSE)

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ICAO: AA84DC
Owner: JETLINX
Flt: JTL77 N777UT C680
Time: 2026-04-08 15:17:54 EDT
Min Alt: 35150 ft
Min Dist: 4.7 nm (-156deg SSW)

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ICAO: A752B3
Owner: BOMBARDIERBUSINESSJETSOLUTIONS
Flt: LXJ571 N571FX CL35
Time: 2026-04-08 15:15:13 EDT
Min Alt: 1325 ft
Min Dist: 1.4 nm (90deg E)

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ICAO: A1E99F
Owner: PLANENONSENSE
Flt: N222ND P28A
Time: 2026-04-08 15:15:27 EDT
Min Alt: 100 ft
Min Dist: 1.93 nm (-84deg W)

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ICAO: A1F46B
Owner: REPUBLICAIRLINES
Flt: RPA5614 N225JQ E75L BOS-MKE-#BOS
Time: 2026-04-08 15:14:04 EDT
Min Alt: 8550 ft
Min Dist: 0.99 nm (26deg NNE)

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ICAO: A2A5D5
Owner: TJAERO
Flt: N27TJ C172
Time: 2026-04-08 15:14:17 EDT
Min Alt: 100 ft
Min Dist: 1.99 nm (-84deg W)

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ICAO: A6C4D7
Owner: AMERICANAIRLINES
Flt: AAL1895 N535UW A321 CLT-RDU-#CLT
Time: 2026-04-08 15:11:48 EDT
Min Alt: 8550 ft
Min Dist: 1.01 nm (30deg NNE)

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ICAO: A8E9FA
Owner: LOCALFLIGHTADVENTURES
Flt: N6735X C310
Time: 2026-04-08 15:10:54 EDT
Min Alt: 2000 ft
Min Dist: 0.9 nm (-80deg W)

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ICAO: A22B1F
Owner: PLANENONSENSE
Flt: N239ND P28A
Time: 2026-04-08 14:55:43 EDT
Min Alt: 600 ft
Min Dist: 0.81 nm (30deg NNE)

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ICAO: A0F869
Owner: COMMUTAIR
Flt: UCA4925 N16147 E45X MHT-IAD
Time: 2026-04-08 15:08:41 EDT
Min Alt: 24400 ft
Min Dist: 0.6 nm (125deg SE)

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ICAO: A0F869
Owner: COMMUTAIR
Flt: UCA4925 N16147 E45X MHT-IAD
Time: 2026-04-08 15:08:41 EDT
Min Alt: 24400 ft
Min Dist: 0.6 nm (125deg SE)

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ICAO: 4B1857
Owner: JAPAT
Flt: HBJFR #HBJFR FA7X SEA-SBA
Time: 2026-04-08 15:09:00 EDT
Min Alt: 275 ft
Min Dist: 2.6 nm (-84deg W)

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ICAO: A29D48
Owner: BOMBARDIERBUSINESSJETSOLUTIONS
Flt: LXJ268 N268FX E545
Time: 2026-04-08 15:07:47 EDT
Min Alt: 800 ft
Min Dist: 1.2 nm (90deg E)

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ICAO: A23E9A
Owner: MACKIESCOTTCHRISTOPHER
Flt: N2438F C82T
Time: 2026-04-08 15:05:49 EDT
Min Alt: 475 ft
Min Dist: 0.9 nm (-158deg SSW)

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ICAO: A2FA4E
Owner: PLANENONSENSE
Flt: N291MK P28A
Time: 2026-04-08 15:01:45 EDT
Min Alt: 1475 ft
Min Dist: 0.9 nm (176deg S)

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ICAO: A23ECF
Owner: PLANENONSENSE
Flt: N2439Z C172
Time: 2026-04-08 15:00:46 EDT
Min Alt: 100 ft
Min Dist: 0.6 nm (88deg E)

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ICAO: 78105B
Owner: HAINANAIRLINES
Flt: CHH729 B1540 B789 PEK-BOS
Time: 2026-04-08 15:02:50 EDT
Min Alt: 8500 ft
Min Dist: 1.1 nm (48deg NE)

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ICAO: A20028
Owner: NETJETS
Flt: EJA228 N228QS CL60 BFI-RNO
Time: 2026-04-08 15:02:16 EDT
Min Alt: 200 ft
Min Dist: 2.46 nm (-84deg W)

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ICAO: A24508
Owner: UNITEDAIRLINES
Flt: UAL1232 N24505 A21N SLC-DEN-BOS
Time: 2026-04-08 15:00:10 EDT
Min Alt: 8225 ft
Min Dist: 1.1 nm (45deg NE)
Squawk: 2774
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ICAO: A2A5D5
Owner: TJAERO
Flt: N27TJ C172
Time: 2026-04-08 14:56:31 EDT
Min Alt: 475 ft
Min Dist: 1.1 nm (85deg E)

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ICAO: A1284C
Owner: SCHANCHECARSTEN
Flt: N174CS RV7
Time: 2026-04-08 14:57:28 EDT
Min Alt: 6700 ft
Min Dist: 1.5 nm (39deg NE)

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ICAO: A6EE8E
Owner: DELTAAIRLINES
Flt: DAL459 N546DN A21N SEA-BOS
Time: 2026-04-08 14:58:03 EDT
Min Alt: 8750 ft
Min Dist: 1.01 nm (28deg NNE)
Squawk: 3536
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ICAO: A2A426
Owner: N27AC
Flt: #N27AC SR20
Time: 2026-04-08 14:55:24 EDT
Min Alt: 75 ft
Min Dist: 1.27 nm (-84deg W)

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#Telcos hit a #hardware wall and turned to #AI to optimize networks. As a #FullStack #Dev:
1. Stop brute-forcing cloud servers; optimize your code.
2. Infra must follow the Single Responsibility principle.
3. AI hallucinations in critical civil infrastructure are a massive risk
buff.ly/c7CHBD9

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