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Bash set +x without it being printed
...o find a solution that doesn't use a subshell:
set -x
command
{ set +x; } 2>/dev/null
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How does the extend() function work in jQuery?
...nd works, so I ran a little test:
var a = {foo: 1, bar: 1};
var b = {foo: 2, baz: 2};
var c = {foo: 3};
var r = jQuery.extend(a,b,c);
console.log("A: Foo=" + a.foo + " Bar=" + a.bar + " Baz=" + a.baz);
console.log("B: Foo=" + b.foo + " Bar=" + b.bar + " Baz=" + b.baz);
console.log("C: Foo=" + c.foo...
搭建高可用mongodb集群(一)——配置mongodb - 大数据 & AI - 清泛网 - 专...
...test/single/data
#进入mongodb文件夹
cd /data/mongodbtest/single
2、下载mongodb的安装程序包
wget http://fastdl.mongodb.org/linux/mongodb-linux-x86_64-2.4.6.tgz
#解压下载的压缩包
tar xvzf mongodb-linux-x86_64-2.4.6.tgz
#进入mongodb程序执行文件夹
cd mon...
Linux bcc tools使用总结(持续更新) - 操作系统(内核) - 清泛网 - 专注IT技能提升
...TIME(s) PCOMM PID PPID RET ARGS
0.996 head 12101 6578 0 /usr/bin/head -v -n 8 /proc/meminfo
0.996 head 12102 6578 0 /usr/bin/head -v -n 2 /proc/stat /proc/version /proc/uptime /proc/loadavg /proc/sys/fs/file-nr /proc/sys/kernel/hostname
0.998 ...
Linux bcc tools使用总结(持续更新) - 操作系统(内核) - 清泛网 - 专注IT技能提升
...TIME(s) PCOMM PID PPID RET ARGS
0.996 head 12101 6578 0 /usr/bin/head -v -n 8 /proc/meminfo
0.996 head 12102 6578 0 /usr/bin/head -v -n 2 /proc/stat /proc/version /proc/uptime /proc/loadavg /proc/sys/fs/file-nr /proc/sys/kernel/hostname
0.998 ...
Linux bcc tools使用总结(持续更新) - 操作系统(内核) - 清泛网移动版 - ...
...TIME(s) PCOMM PID PPID RET ARGS
0.996 head 12101 6578 0 /usr/bin/head -v -n 8 /proc/meminfo
0.996 head 12102 6578 0 /usr/bin/head -v -n 2 /proc/stat /proc/version /proc/uptime /proc/loadavg /proc/sys/fs/file-nr /proc/sys/kernel/hostname
0.998 ...
Linux bcc tools使用总结(持续更新) - 操作系统(内核) - 清泛网 - 专注IT技能提升
...TIME(s) PCOMM PID PPID RET ARGS
0.996 head 12101 6578 0 /usr/bin/head -v -n 8 /proc/meminfo
0.996 head 12102 6578 0 /usr/bin/head -v -n 2 /proc/stat /proc/version /proc/uptime /proc/loadavg /proc/sys/fs/file-nr /proc/sys/kernel/hostname
0.998 ...
Linux bcc tools使用总结(持续更新) - 操作系统(内核) - 清泛网 - 专注IT技能提升
...TIME(s) PCOMM PID PPID RET ARGS
0.996 head 12101 6578 0 /usr/bin/head -v -n 8 /proc/meminfo
0.996 head 12102 6578 0 /usr/bin/head -v -n 2 /proc/stat /proc/version /proc/uptime /proc/loadavg /proc/sys/fs/file-nr /proc/sys/kernel/hostname
0.998 ...
Linux bcc tools使用总结(持续更新) - 操作系统(内核) - 清泛网移动版 - ...
...TIME(s) PCOMM PID PPID RET ARGS
0.996 head 12101 6578 0 /usr/bin/head -v -n 8 /proc/meminfo
0.996 head 12102 6578 0 /usr/bin/head -v -n 2 /proc/stat /proc/version /proc/uptime /proc/loadavg /proc/sys/fs/file-nr /proc/sys/kernel/hostname
0.998 ...
Linux bcc tools使用总结(持续更新) - 操作系统(内核) - 清泛网 - 专注IT技能提升
...TIME(s) PCOMM PID PPID RET ARGS
0.996 head 12101 6578 0 /usr/bin/head -v -n 8 /proc/meminfo
0.996 head 12102 6578 0 /usr/bin/head -v -n 2 /proc/stat /proc/version /proc/uptime /proc/loadavg /proc/sys/fs/file-nr /proc/sys/kernel/hostname
0.998 ...