大约有 42,000 项符合查询结果(耗时:0.0452秒) [XML]

https://stackoverflow.com/ques... 

Simple proof that GUID is not unique [closed]

... PS: I wanted to try out the Parallel extensions library. That was easy. And using OutOfMemoryException as control flow just feels wrong. EDIT Well, it seems this still attracts votes. So I've fixed the GC.KeepAlive() issue. And changed it to run with C# 4. And to clarify my support terms: supp...
https://stackoverflow.com/ques... 

How can I escape a double quote inside double quotes?

...done by finishing an already-opened one ('), placing the escaped one (\'), and then opening another one ('). Alternatively: $ echo 'abc'"'"'abc' abc'abc $ echo "abc"'"'"abc" abc"abc It's done by finishing already opened one ('), placing a quote in another quote ("'"), and then opening another on...
https://stackoverflow.com/ques... 

What's the reason I can't create generic array types in Java?

...ve an array of runtime type T[]. It has an array of runtime type Object[], and either 1) the source code contains a variable of Object[] (this is how it is in the latest Oracle Java source); or 2) the source code contains a variable of type T[], which is a lie, but doesn't cause problems due to T be...
https://stackoverflow.com/ques... 

How to list variables declared in script in bash?

In my script in bash, there are lot of variables, and I have to make something to save them to file. My question is how to list all variables declared in my script and get list like this: ...
https://stackoverflow.com/ques... 

javascript: Clear all timeouts?

... It need not start at 1. The HTML5 spec says "Let handle be a user-agent-defined integer that is greater than zero that will identify the timeout to be set by this call." which leaves room for the handle to be any positive integer including non-consecutive and non-small integ...
https://stackoverflow.com/ques... 

How can I check if character in a string is a letter? (Python)

I know about islower and isupper , but can you check whether or not that character is a letter? For Example: 6 Answers ...
https://stackoverflow.com/ques... 

how do I use the grep --include option for multiple file types?

...*.{html,php,htm} "pattern" /some/path/ Don't forget that you can use find and xargs for this sort of thing to: find /some/path/ -name "*.htm*" -or -name "*.php" | xargs grep "pattern" HTH share | ...
https://stackoverflow.com/ques... 

Tools for making latex tables in R [closed]

...n R. In this post I'll give an overview of the most commonly used packages and blogs with code for producing latex tables from less straight-forward objects. Please feel free to add any I missed, and/or give tips, hints and little tricks on how to produce nicely formatted latex tables with R. ...
https://stackoverflow.com/ques... 

How to add new elements to an array?

... @tangens.I am new to android but your answer helped me.before finding answer i wasted many hours – scott Aug 27 '18 at 15:42 4...
https://stackoverflow.com/ques... 

Generating random integer from a range

I need a function which would generate a random integer in given range (including border values). I don't unreasonable quality/randomness requirements, I have four requirements: ...