repository
stringclasses
156 values
issue title
stringlengths
1
1.01k
labels
stringclasses
8 values
body
stringlengths
1
270k
cyc2018csnotes
Bug
cyc2018csnotes
github
Question
github
cyc2018csnotes
java
Bug
cyc2018csnotes
leetcode
Bug
key java public int binarysearch int num int key int l 0 h num length 1 while l h int m l h l 2 if num m key h m else l ...
cyc2018csnotes
java
Bug
qweq
cyc2018csnotes
Invalid
baidu image
cyc2018csnotes
b
Bug
mysql b b
cyc2018csnotes
java
Bug
compareable compareto
cyc2018csnotes
java
Invalid
java part 1 java
cyc2018csnotes
Invalid
null
cyc2018csnotes
Invalid
cyc2018csnotes
offer
Invalid
image
cyc2018csnotes
leetcode
Bug
cs note leetcode n n n 1 n 1
cyc2018csnotes
io select
Question
select select fd set fd setsize fd setsize e6 af 94 e8 be 83 select fd setsize 1024 1024 select
cyc2018csnotes
num m key
Question
if num m key h m num m key key l m h h m m if num m key h m else if num m key h m 1 num m key m ...
cyc2018csnotes
Invalid
chrome github
cyc2018csnotes
c python
Question
fireshot capture 006 cyc2018 cs note leetcode java c python github com
cyc2018csnotes
Question
state n s I
cyc2018csnotes
Question
cyc2018csnotes
two sum runtime
Bug
algorithm 0 sqrt target runtime o sqrt target o log n sqrt n log n
cyc2018csnotes
leetcode
Bug
leetcode 309 good time to buy and sell stock with cooldown medium buy I s2 I 1 price I buy s2 sell buy qq 20191015121621
cyc2018csnotes
java md java c
Bug
java if
cyc2018csnotes
leetcode
Bug
cyc2018csnotes
no property discover to create beanserializer to avoid exception disable serializationfeature fail on empty bean
Invalid
2019 09 30 21 35 41 796 boot info http nio 8094 exec 1 itemcontroller com debug liang dubbo two server request recordpushrequest 98929b2 2019 09 30 21 35 41 836 boot error http nio 8094 exec 1 itemcontroller com fasterxml jackson databind jsonmappingexception ...
cyc2018csnotes
offer result
Bug
public int jumpfloor int n if n 2 return n int pre2 1 pre1 2 int result 1 for int I 2 I n I result pre2 pre1 pre2 pre1 pre1 result return result result 0
cyc2018csnotes
https
Question
https session key note http i d 3 https e9 87 87 e7 94 a8 e7 9a 84 e5 8a a0 e5 af 86 e6 96 b9 e5 bc 8f
cyc2018csnotes
innodb update
Question
1 innodb 2 t t t t 2
cyc2018csnotes
leetcode
Bug
mask 1 I 1 mask 1 I 1 1 1 4 1 1 00010000 1 00001111 1 I 1 mask 1 I 1 1 4 1 00010000 1 00001111
cyc2018csnotes
leetcode
Bug
sell buy
cyc2018csnotes
Bug
x ix s be x ix s be
cyc2018csnotes
leetcode dfs 5
Bug
public list pacificatlantic int matrix public list pacificatlantic int matrix
cyc2018csnotes
java integer
Bug
md integer x 2 integer valueof 2 int y x integer intvalue x intvalue integer int y x x intvalue
cyc2018csnotes
unsafe java
Question
e6 97 a0 e5 90 8c e6 ad a5 e6 96 b9 e6 a1 88 java md incrementandget unsafe getandaddint jdk1 8 api doc unsafe
cyc2018csnotes
java vector
Bug
background 2 e4 b8 8e arraylist e7 9a 84 e6 af 94 e8 be 83 vector 2 arraylist 1 5 suggest vector 2 public vector int initialcapacity int capacityincrement capacityincrement arraylist 1 5 source code jdk 1 8...
cyc2018csnotes
java super
Bug
super super super
cyc2018csnotes
select timeout
Bug
socket I o select timeout 1ns poll epoll 1ms select struct timeval
cyc2018csnotes
simple factory
Question
simple factory
cyc2018csnotes
markdown pdf
Question
pdf markdown pdf pdf
cyc2018csnotes
java
Question
java md
cyc2018csnotes
Question
4 e6 95 b0 e7 bb 84 e4 b8 ad e4 b8 8d e9 87 8d e5 a4 8d e7 9a 84 e4 b8 a4 e4 b8 aa e5 85 83 e7 b4 a0 diff diff diff 0 diff
cyc2018csnotes
juc countdownlatch
Bug
countdownlatch
cyc2018csnotes
mk
Question
github
cyc2018csnotes
java
Bug
404 page not find
cyc2018csnotes
pop3 imap
Bug
pop3 imap pop3 imap computer network a top down approach
cyc2018csnotes
I o poll
Bug
I o poll int poll struct pollfd fds unsigned int nfds int timeout pollfd the set of file descriptor to be monitor be specify in the fds argument which be an array of structure of the follow form poll ...
cyc2018csnotes
Question
2 2 e6 95 b0 e7 bb 84 e4 b8 ad e5 94 af e4 b8 80 e4 b8 80 e4 b8 aa e4 b8 8d e9 87 8d e5 a4 8d e7 9a 84 e5 85 83 e7 b4 a0
cyc2018csnotes
Bug
1 e7 ae a1 e9 81 93
cyc2018csnotes
redi
Question
redi
cyc2018csnotes
java
Question
run block wait run
cyc2018csnotes
threesum
Bug
threesum threesumslow threesumbinarysearch
cyc2018csnotes
mvcc select
Question
t t t t t t delete ...
cyc2018csnotes
offer 51
Bug
59 md 51 e6 95 b0 e7 bb 84 e4 b8 ad e7 9a 84 e9 80 86 e5 ba 8f e5 af b9 else if num I num j else if num I num j 3 3 0 3 3 1 num I num j num I mid num j num I num j ...
cyc2018csnotes
Question
java spring pool string s4 s1 intern string s4 s2 intern
cyc2018csnotes
hashmap entry
Bug
hashmap hashmap entry entry
cyc2018csnotes
leetcode dp
Bug
dp I a I dp a length 1 dp 1 2 3 1 1 0 1 1 2 3 4 3 3 1 2 1 2 3 4 5 6 ...
cyc2018csnotes
socket io
Question
cyc2018csnotes
Question
cyc2018csnotes
jdk 1 8 hashmap hash
Question
jdk 1 8 else hash for int bincount 0 bincount p if e p next null node next null p next newnode hash key value null if bincount treeify threshold 1 ...
cyc2018csnotes
leetcode database 178
Bug
select s1 score count distinct s2 score rank from score s1 inner join score s2 on s1 score s2 score group by s1 i d s1 score order by s1 score desc
cyc2018csnotes
Question
runnable java functionalinterface public interface runnable when an object implement interface runnable be use to create a thread start the thread cause the object s run method to be call in that separately execute thread ...
cyc2018csnotes
Question
cyc2018csnotes
url
Invalid
url 404
cyc2018csnotes
offer fib 2
Bug
fib 2 2 fib 2 1 fib 2 fib 1 fib 0 1 0 1
cyc2018csnotes
java
Bug
cyc2018csnotes
Question
ip d n ip
cyc2018csnotes
idea
Question
m 4a d8o 5x3zezsp t ku
cyc2018csnotes
java
Bug
phantomreference java object obj new object phantomreference pf new phantomreference obj obj null java create a new phantom reference that refer to the give object and be register with the give queue it be...
cyc2018csnotes
isp
Bug
isp sip
cyc2018csnotes
Bug
note leetcode 20 e9 a2 98 e8 a7 a3 20 20 e5 8a a8 e6 80 81 e8 a7 84 e5 88 92 i d e6 9c 80 e9 95 bf e5 85 ac e5 85 b1 e5 ad 90 e5 ba 8f e5 88 97 dp I j dp I 1 j 1 1 dp I j dp I 1 j 1
cyc2018csnotes
offer 51
Bug
merge num I num j num I mid num j num I num j num I mid num j num I num j tmp k num I
cyc2018csnotes
mysql
Bug
mysql note mysql i d e4 b8 bb e4 bb 8e e5 a4 8d e5 88 b6 I o replay log mysql replay log relay log
cyc2018csnotes
java hashmap
Question
java hashmap java orz hashcode equal hashcode qwq java class student string name int age true false boolean sex override public int hashcode ...
cyc2018csnotes
cs note docs note 1 md
Invalid
md 404 url note
cyc2018csnotes
Bug
markdown
cyc2018csnotes
offer 35
Question
random cur phead while cur null randomlistnode clone cur next clone if cur random null clone random cur random next cur clone next
cyc2018csnotes
java
Bug
jvm boolean byte int jvm the java virtual machine do directly support boolean array its newarray instruction newarray enable creation of boolean array array of type boolean be access and modify use the byte array instruction baload and ...
cyc2018csnotes
Question
note e7 ae 97 e6 b3 95 i d e6 95 a3 e5 88 97 e8 a1 a8 private int hash key key return key hashcode 0x7fffffff m private int hash key key return key hashcode 0x7fffffff m 1
cyc2018csnotes
offer 68
Bug
5 6
cyc2018csnotes
k java lang nullpointerexception
Bug
the solution do not check bucket I null so it will get java lang nullpointerexception in leetcode when loop through the bucket list we should also check null condition if bucket I null continue
cyc2018csnotes
Bug
1 e5 bd 92 e5 b9 b6 e6 96 b9 e6 b3 95 else if aux I compareto num j 0 aux I compareto aux j 0
cyc2018csnotes
404
Invalid
404 default
cyc2018csnotes
Bug
e5 b8 8c e5 b0 94 e6 8e 92 e5 ba 8f e5 b8 8c e5 b0 94 e6 8e 92 e5 ba 8f h 4 shell
cyc2018csnotes
sql
Question
sql select group by sql select type specialeffect count as num from t s guild battle buff group by type have num 1 create table t s guild battle buff i d int 11 not null default 0 comment i d t...
cyc2018csnotes
java io
Bug
java io bufferedinputstream bufferedstream
cyc2018csnotes
java interruptedexception
Question
interrupt interruptedexception I o synchronize syn
cyc2018csnotes
18 1 o 1
Question
t n f n 2n 1 n 2 2n 1 t n n f n o n
cyc2018csnotes
18 1 o 1
Bug
181 e5 9c a8 o1 e6 97 b6 e9 97 b4 e5 86 85 e5 88 a0 e9 99 a4 e9 93 be e8 a1 a8 e8 8a 82 e7 82 b9 java public listnode deletenode listnode head listnode tobedelete if head null tobedelete null return null...
cyc2018csnotes
uml
Bug
image
cyc2018csnotes
boolean boolean
Bug
jvm 2 3 4 oracle boolean 8bit boolean int 32bit e4 b8 80 e6 95 b0 e6 8d ae e7 b1 bb e5 9e 8b the java virtual machine specification java se 8 edition
cyc2018csnotes
Question
java
cyc2018csnotes
Bug
cyc2018csnotes
leetcode
Bug
b
cyc2018csnotes
offer 23 18 2
Question
23 phead 18 2 phead
cyc2018csnotes
java md
Bug
cyc2018csnotes
mysql
Bug
mysql timestamp datetime 9 i d gmt create gmt modify i d unsigned bigint 1 gmt create gmt modify datetime
cyc2018csnotes
booklist md create a tinyurl system
Bug
cs note
cyc2018csnotes
leetcode 37 sudoku solver hard
Bug
leetcode 37 sudoku solver hard solvesudoku 2
cyc2018csnotes
offer
Bug
3 1 3 1 2 n 5 3 n 3 2 n 2 n 5 0 5 3 n 5 3 n 3 2 n 2 5 3 n 8 ...
cyc2018csnotes
Bug
cyc2018csnotes
Bug
collection iterable collection iterable