大约有 1,824 项符合查询结果（耗时：0.0282秒） [XML]
Java - escape string to prevent SQL injection
...y {
try {
if (stmt != null) { stmt.close(); }
}
catch (Exception e) {
// log this error
}
try {
if (conn != null) { conn.close(); }
}
catch (Exception e) {
// log this error
}
}
}
No matter what characters are i...
Why is there no SortedList in Java?
...thermore if you are sure that you don't need to worry about (or have) duplicate elements then you can use the TreeSet<T> instead. It implements SortedSet and NavigableSet interfaces and works as you'd probably expect from a list:
TreeSet<String> set = new TreeSet<String>();
set.ad...
Multi-line string with extra space (preserved indentation)
...used to send multiple commands to a command interpreter program like ex or cat
cat << EndOfMessage
This is line 1.
This is line 2.
Line 3.
EndOfMessage
The string after << indicates where to stop.
To send these lines to a file, use:
cat > $FILE <<- EOM
Line 1.
Line 2.
EOM
...
Colors with unix command “watch”?
...sing
while sleep <time>; do <command> > /tmp/file; clear; cat /tmp/file; done
But then you'll hit again the "I am not writing to a terminal" feature.
share
|
improve this answer
...
Linux 进程卡住了怎么办？ - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...FS 客户端进程已经被我们停掉了，所以它就卡住了：
$ cat /proc/`pgrep ls`/stack
[<ffffffff813277c7>] request_wait_answer+0x197/0x280
[<ffffffff81327d07>] __fuse_request_send+0x67/0x90
[<ffffffff81327d57>] fuse_request_send+0x27/0x30
[<ffffffff8132b0ac>] fuse_simple_request+...
Markdown and including multiple files
...
I would just mention that you can use the cat command to concatenate the input files prior to piping them to markdown_py which has the same effect as what pandoc does with multiple input files coming in.
cat *.md | markdown_py > youroutputname.html
works pretty...
Creating .pem file for APNS?
...cess from your local Mac and from the login keychain, filter by the Certificates category. You will see an expandable option called “Apple Development Push Services”
Right click on “Apple Development Push Services” > Export “Apple Development Push Services ID123″. Save this as apns-de...
Getting full URL of action in ASP.NET MVC [duplicate]
...nt method every time.
One way is to use JavaScript to get URL is window.location.href another - document.URL
share
|
improve this answer
|
follow
|
...
How do I concatenate two text files in PowerShell?
I am trying to replicate the functionality of the cat command in Unix.
11 Answers
11...
How to display line numbers in 'less' (GNU)
...sed to colorize the line numbers and option -R to let less display colors: cat -n file.txt | sed 's/^[ 0-9]*[0-9]/\o033[34m&\o033[0m/' | less -R You may also customize LESSOPEN... Cheers ;)
– olibre
Aug 28 '13 at 11:11
...