16892 Developer Q&A Community

asked Feb 5, 2021 in Others[杂七杂八] by ostack (1.4k points)

Welcome to Our Knowledge Sharing Community-Open, Learning,Share

2 like 0 dislike

16.4k views 0 answers

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

Split long commands in multiple lines through Windows batch file

0 like 0 dislike

296 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

php - Two-way encryption: I need to store passwords that can be retrieved

0 like 0 dislike

118 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

How to set the environmental variable LD_LIBRARY_PATH in linux

0 like 0 dislike

296 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

shell - What is the purpose of the : (colon) GNU Bash builtin?

0 like 0 dislike

285 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c# - Timeout expired. The timeout period elapsed prior to completion of the operation or the server is not responding. The statement has been terminated

0 like 0 dislike

487 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

What's the difference between Perl's backticks, system, and exec?

0 like 0 dislike

334 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

Does use of final keyword in Java improve the performance?

0 like 0 dislike

203 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

android - How can I check the current status of the GPS receiver?

0 like 0 dislike

212 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

insert - How to set initial value and auto increment in MySQL?

0 like 0 dislike

1.2k views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

list - How can I return two values from a function in Python?

0 like 0 dislike

1.3k views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

python - urllib2.HTTPError: HTTP Error 403: Forbidden

0 like 0 dislike

243 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

php - Can I store images in MySQL

0 like 0 dislike

113 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c# - Send inline image in email

0 like 0 dislike

87 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

javascript - Merge 2 arrays of objects

0 like 0 dislike

64 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

Run cmd commands through Java

0 like 0 dislike

319 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

How to escape strings in SQL Server using PHP?

0 like 0 dislike

69 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

oop - Preserving a reference to "this" in JavaScript prototype functions

0 like 0 dislike

255 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

r - Round up from .5

0 like 0 dislike

123 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

C function syntax, parameter types declared after parameter list

0 like 0 dislike

198 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

php - Undefined function mysql_connect()

0 like 0 dislike

156 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

How do I write to a Python subprocess' stdin?

0 like 0 dislike

261 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

javascript - Generate A Weighted Random Number

0 like 0 dislike

212 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

How do I read a resource file from a Java jar file?

0 like 0 dislike

210 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

syntax - What does "options = options || {}" mean in Javascript?

0 like 0 dislike

191 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

android - Custom Adapter getView() method is not called

0 like 0 dislike

158 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

c - Why does unaligned access to mmap'ed memory sometimes segfault on AMD64?

0 like 0 dislike

191 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

How do I tell if a regular file does not exist in Bash?

0 like 0 dislike

80 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

How to remove old and unused Docker images

0 like 0 dislike

238 views 1 answer

Categories

Recent questions

Just Browsing Browsing

Most popular tags