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Rank

67

Badges

48 1,160 1,667

Score /  Jon Skeet

541,898 / 3,572,763

Reputation /  Jon Skeet

(621,766) / (1,630,919)

Flair

profile for David Heffernan on Stack Exchange

Timeline

Events

2025-12-03
unlocked Nice Answer × 1,204 for a score of 99 (total 119,196)
unlocked Enlightened × 735 for a score of 173 (total 127,155)

2025-11-24
unlocked Yearling × 15 for a score of 174 (total 2,610)

2025-10-13
unlocked Good Answer × 189 for a score of 163 (total 30,807)

2025-08-26
unlocked Yearling × 16 for a score of 52 (total 832)

2025-08-08
unlocked Announcer × 26 for a score of 205 (total 5,330)

2025-06-30
unlocked ole × 1 for a score of 1,000

2025-06-14
unlocked Popular Question × 1 for a score of 75

2025-05-30
unlocked Caucus × 14 for a score of 133 (total 1,862)

2025-05-29
unlocked Revival × 10 for a score of 163 (total 1,630)

2025-02-20
unlocked Great Answer × 13 for a score of 266 (total 3,458)

2025-02-10
unlocked Yearling × 6 for a score of 129 (total 774)

2024-12-11
unlocked Notable Question × 31 for a score of 45 (total 1,395)

2000-01-01
unlocked list × 1 for a score of 586
unlocked r × 1 for a score of 542
unlocked class × 1 for a score of 644
unlocked pointers × 1 for a score of 624
unlocked floating-point × 1 for a score of 716
unlocked visual-studio-2010 × 1 for a score of 688
unlocked visual-studio × 1 for a score of 635
unlocked variables × 1 for a score of 691
unlocked interop × 1 for a score of 888
unlocked generics × 1 for a score of 637
unlocked ide × 1 for a score of 856
unlocked types × 1 for a score of 688
unlocked oop × 1 for a score of 639
unlocked casting × 1 for a score of 709
unlocked file × 1 for a score of 670
unlocked exception × 1 for a score of 668
unlocked unicode × 1 for a score of 711
unlocked python × 1 for a score of 433
unlocked excel × 1 for a score of 610
unlocked delphi-2009 × 1 for a score of 831
unlocked java × 1 for a score of 432
unlocked inheritance × 1 for a score of 671
unlocked .net × 1 for a score of 511
unlocked c++ × 1 for a score of 478
unlocked android × 1 for a score of 442
unlocked arrays × 1 for a score of 531
unlocked struct × 1 for a score of 688
unlocked debugging × 1 for a score of 725
unlocked Announcer × 1 for a score of 337
unlocked windows × 1 for a score of 610
unlocked vb.net × 1 for a score of 643
unlocked utf-8 × 1 for a score of 745
unlocked gcc × 1 for a score of 654
unlocked string × 1 for a score of 554
unlocked linux × 1 for a score of 567
unlocked compiler × 1 for a score of 758
unlocked winforms × 1 for a score of 628

Sites

Stack Overflow - 518,977 (616,242) 46 1,127 1,544

Stack Overflow - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
c 1 518
python 1 433
excel 1 610
c# 1 432
delphi-2009 1 831
java 1 432
math 1 666
inheritance 1 671
.net 1 511
performance 1 612
c++ 1 478
android 1 442
arrays 1 531
struct 1 688
unicode 1 711
delphi 1 655
pinvoke 1 888
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vb.net 1 643
utf-8 1 745
gcc 1 654
com 1 823
string 1 554
linux 1 567
compiler 1 758
pointers 1 624
winforms 1 628
multithreading 1 597
debugging 1 725
list 1 586
winapi 1 680
interface 1 728
memory-management 1 692
r 1 542
class 1 644
assembly 1 672
optimization 1 689
floating-point 1 716
visual-studio-2010 1 688
visual-studio 1 635
variables 1 691
interop 1 888
generics 1 637
ide 1 856
types 1 688
visual-c++ 1 695
oop 1 639
casting 1 709
file 1 670
exception 1 668
memory-leaks 1 785
file-io 1 746
memory 1 698
windows-services 1 827
sorting 1 652
function 1 628
thread-safety 1 780
user-interface 1 730
properties 1 768
dll 1 794
delphi-2010 1 823
parameters 1 794
Teacher 1 88
Student 1 61
Editor 1 55
Cleanup 1 303
Organizer 1 254
Supporter 1 89
Critic 1 170
Citizen Patrol 1 219
Autobiographer 1 56
Scholar 1 76
Self-Learner 1 229
Nice Question 37 5,328
Nice Answer 1,204 119,196
Popular Question 49 49
Commentator 1 124
Disciplined 1 394
Peer Pressure 1 199
Mortarboard 1 331
Tag Editor 1 361
c++-cli 1 850
api 1 0
integer 1 782
mfc 1 769
Suffrage 1 309
service 1 856
double 1 810
Revival 10 1,630
windows-7 1 827
Talkative 1 411
delphi-7 1 816
Quorum 1 354
delphi-xe 1 827
Vox Populi 1 334
forms 1 686
marshalling 1 888
dllimport 1 932
Synonymizer 1 551
64bit 1 900
Proofreader 1 377
Excavator 1 240
Analytical 1 332
delphi-2007 1 914
cmd 1 753
timer 1 813
malloc 1 747
char 1 747
delphi-xe2 1 804
rtti 1 900
process 1 813
treeview 1 850
registry 1 879
c++builder 1 900
pascal 1 845
vcl 1 856
32bit-64bit 1 914
Caucus 14 1,862
python-2.7 1 638
Custodian 7 854
visual-studio-2012 1 778
uac 1 914
delphi-5 1 957
freepascal 1 932
Informed 1 51
delphi-2006 1 957
delphi-xe3 1 914
lazarus 1 888
icons 1 879
ctypes 1 914
path 1 816
firemonkey 1 863
delphi-6 1 957
delphi-xe4 1 957
record 1 957
delphi-2010 1 957
windows-7 1 932
pinvoke 1 914
Constituent 6 1,236
delphi-xe2 1 914
delphi-xe 1 957
delphi-7 1 900
Reviewer 1 328
dll 1 932
visual-c++ 1 840
Deputy 1 399
Convention 1 513
winapi 1 790
Sportsmanship 1 492
windows 1 725
Epic 1 584
pointers 1 722
Pundit 1 401
arrays 1 628
delphi 1 725
Enthusiast 1 205
string 1 660
multithreading 1 702
c 1 598
generics 1 753
c++ 1 553
python 1 518
c# 1 520
.net 1 608
java 1 520
Civic Duty 1 260
Notable Question 31 1,395
Good Answer 189 30,807
Good Question 11 2,310
Generalist 1 508
Necromancer 8 1,080
Guru 57 13,623
Enlightened 735 127,155
Strunk & White 1 379
Yearling 16 832
Great Answer 13 3,458
.net 1 684
c# 1 583
Populist 6 2,106
python 1 579
c++ 1 607
Fanatic 1 330
multithreading 1 783
delphi 1 766
c 1 657
Electorate 1 354
Legendary 1 641
Copy Editor 1 479
Marshal 1 486
windows 1 792
winapi 1 856
delphi-xe2 1 1,000
delphi-7 1 957
dll 1 957
delphi-xe5 1 932
components 1 870
pinvoke 1 957
Explainer 1 295
access-violation 1 957
delphi-2007 1 1,000
delphi-xe8 1 957
winforms 1 751
reference 1 729
regex 1 555
type-conversion 1 783
string 1 754
bitmap 1 845
Announcer 26 5,330
algorithm 1 590
Famous Question 3 372
batch-file 1 696
Peer Review 1 389
Backer 1 362
Educated 1 266
file 1 813
unit-testing 1 655
events 1 734
listview 1 751
random 1 708
interface 1 879
Census 1 240
dialog 1 888
syntax 1 721
delphi-xe6 1 957
fastmm 1 1,000
compiler-construction 1 810
tstringlist 1 1,000
delphi-xe7 1 932
Curious 1 189
createprocess 1 957
delphi-10-seattle 1 957
manifest 1 932
dynamic-arrays 1 1,000
delphi-10.1-berlin 1 957
shellexecute 1 1,000
registry 1 1,000
pascal 1 957
delphi-xe7 1 1,000
vcl 1 957
Inquisitive 1 332
delphi-xe3 1 1,000
64bit 1 957
Illuminator 1 671
delphi-xe 1 1,000
Refiner 1 506
Taxonomist 1 395
object 1 676
dllimport 1 957
controls 1 863
Documentation User 1 333
indy 1 914
dictionary 1 628
pointers 1 787
python-3.x 1 580
encoding 1 750
calling-convention 1 932
memory-management 1 845
json 1 585
vba 1 620
x86 1 715
window 1 914
arrays 1 706
delphi-xe5 1 1,000
crash 1 932
delphi-10.2-tokyo 1 957
compiler-errors 1 769
directory 1 823
image 1 687
constructor 1 706
unmanaged 1 957
gdi 1 900
Investor 1 367
Altruist 1 415
console 1 863
matlab 1 652
enums 1 711
constants 1 726
loadlibrary 1 1,000
64-bit 1 879
null 1 783
runtime 1 888
dllexport 1 957
variant 1 957
byte 1 845
button 1 794
installation 1 783
Booster 5 1,615
firemonkey 1 957
memory 1 850
struct 1 807
unicode 1 819
visual-studio-2010 1 835
exception 1 807
Publicist 1 401
for-loop 1 680
Lifejacket 9 3,537
delphi-xe6 1 1,000
64-bit 1 957
delphi-xe4 1 1,000
delphi-2009 1 1,000
ole 1 1,000
Meta Stack Exchange - 8,522 (3,015) 17 21

Meta Stack Exchange - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Teacher 1 264
Student 1 210
Editor 1 230
Supporter 1 127
Critic 1 232
Citizen Patrol 1 317
Autobiographer 1 1
Scholar 1 245
Nice Question 7 1,491
Nice Answer 1 176
Commentator 1 302
Disciplined 1 506
Pundit 1 452
Good Question 1 306
Yearling 15 2,610
Curious 1 413
Popular Question 2 640
Super User - 3,640 (1,220) 1 7 15

Super User - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Teacher 1 121
Student 1 106
Editor 1 115
Supporter 1 78
Critic 1 259
Autobiographer 1 1
Nice Answer 3 603
Popular Question 1 66
Commentator 1 234
Tumbleweed 1 192
Caucus 1 312
Custodian 1 264
Notable Question 1 102
Yearling 6 774
Famous Question 1 176
Nice Question 1 237
Software Engineering - 2,909 (660) 5 11

Software Engineering - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Teacher 1 147
Editor 1 132
Supporter 1 36
Critic 1 251
Autobiographer 1 1
Commentator 1 241
Mortarboard 1 354
Nice Answer 2 278
Excavator 1 348
Yearling 3 318
Good Answer 2 466
Announcer 1 337
Code Review - 2,789 (418) 2 12

Code Review - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Teacher 1 150
Editor 1 93
Supporter 1 54
Critic 1 293
Citizen Patrol 1 299
Autobiographer 1 1
Nice Answer 2 444
Revival 1 264
Yearling 2 286
Explainer 1 438
Commentator 1 253
Caucus 1 214
Android Enthusiasts - 1,407 (191) 1 1 7

Android Enthusiasts - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Student 1 93
Supporter 1 75
Citizen Patrol 1 305
Autobiographer 1 1
Scholar 1 182
Popular Question 1 81
Notable Question 1 123
Famous Question 1 204
Critic 1 343
Bicycles - 708 (163) 6

Bicycles - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Student 1 88
Supporter 1 79
Autobiographer 1 1
Scholar 1 163
Caucus 1 302
Popular Question 1 75
Mathematics - 530 (171) 5

Mathematics - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Teacher 1 99
Supporter 1 37
Autobiographer 1 43
Critic 1 186
Caucus 1 165
Christianity - 424 (165) 4

Christianity - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Student 1 123
Supporter 1 87
Autobiographer 1 1
Scholar 1 213
Game Development - 368 (101) 3

Game Development - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Supporter 1 67
Citizen Patrol 1 300
Autobiographer 1 1
Server Fault - 250 (186) 3

Server Fault - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Teacher 1 153
Supporter 1 96
Autobiographer 1 1
Ask Different - 243 (113) 4

Ask Different - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Student 1 72
Supporter 1 24
Autobiographer 1 1
Scholar 1 146
TeX - LaTeX - 239 (211) 1 3

TeX - LaTeX - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Teacher 1 124
Supporter 1 31
Autobiographer 1 26
Yearling 1 58
Science Fiction & Fantasy - 180 (101) 4

Science Fiction & Fantasy - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Student 1 32
Supporter 1 35
Autobiographer 1 2
Scholar 1 111
Webmasters - 173 (101) 2

Webmasters - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Teacher 1 172
Autobiographer 1 1
Stack Overflow em Português - 158 (101) 2

Stack Overflow em Português - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Autobiógrafo 1 42
Defensor 1 116
WordPress Development - 71 (101) 2

WordPress Development - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Supporter 1 70
Autobiographer 1 1
Code Golf - 58 (101) 2

Code Golf - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Supporter 1 57
Autobiographer 1 1
Academia - 56 (101) 2

Academia - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Supporter 1 55
Autobiographer 1 1
User Experience - 54 (101) 2

User Experience - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Supporter 1 53
Autobiographer 1 1
Cross Validated - 48 (101) 2

Cross Validated - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Supporter 1 29
Autobiographer 1 19
English Language & Usage - 43 (101) 2

English Language & Usage - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Supporter 1 42
Autobiographer 1 1
Physics - 28 (101) 2

Physics - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Supporter 1 27
Autobiographer 1 1
Unix & Linux - 16 (101) 2

Unix & Linux - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Supporter 1 15
Autobiographer 1 1
Arqade - 3 (101) 1

Arqade - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Autobiographer 1 3
Ask Ubuntu - 1 (101) 1

Ask Ubuntu - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Autobiographer 1 1
Stack Apps - 1 (101) 1

Stack Apps - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Autobiographer 1 1
Theoretical Computer Science - 1 (101) 1

Theoretical Computer Science - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Autobiographer 1 1
Software Recommendations - 1 (101) 1

Software Recommendations - View this profile - Last scan: 2025-12-02T23:22:02

Name Awarded Score
Autobiographer 1 1