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How do I use itertools.groupby()?
...roupby - when the keys are not sorted. In the following example, items in xx are grouped by values in yy. In this case, one set of zeros is output first, followed by a set of ones, followed again by a set of zeros.
xx = range(10)
yy = [0, 0, 0, 1, 1, 1, 0, 0, 0, 0]
for group in itertools.groupby(...
File content into unix variable with newlines
...to IFS (Internal Field Separator) variable which contains newline.
$ cat xx1
1
2
$ A=`cat xx1`
$ echo $A
1 2
$ echo "|$IFS|"
|
|
A workaround is to reset IFS to not contain the newline, temporarily:
$ IFSBAK=$IFS
$ IFS=" "
$ A=`cat xx1` # Can use $() as well
$ echo $A
1
2
$ IFS=$IFSBAK...
VC DDE（Dynamic Data Exchange）与EXCEL连接 - C/C++ - 清泛网 - 专注C/C++及内核技术
...turn!=DMLERR_NO_ERROR)
{
printf("DDE Initialization Failed: 0xx\n", iReturn);
Sleep(1500);
return 0;
}
//Start DDE Server and wait for it to become idle.
HINSTANCE hRet = ShellExecute(0, "open", szTopic, 0, 0, SW_SHOWNORMAL);
if ((int)hRet < 33)
...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网 - 专注IT技能提升
...}
记一正则，匹配非某单词，由于要rewrite一个地址从/mag/xx/xxx/ -> /m/xxx，但原先 /mag/xx/more/ 要保留这就得写一个比较奇特的正则了，尝试了比较多的写法也没成功
最先想到的是：
location ~* ^/mag/[^/]+/[^(more)]+/ {
rewrite ^/mag/[^/]+/...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网 - 专注IT技能提升
...}
记一正则，匹配非某单词，由于要rewrite一个地址从/mag/xx/xxx/ -> /m/xxx，但原先 /mag/xx/more/ 要保留这就得写一个比较奇特的正则了，尝试了比较多的写法也没成功
最先想到的是：
location ~* ^/mag/[^/]+/[^(more)]+/ {
rewrite ^/mag/[^/]+/...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网 - 专注IT技能提升
...}
记一正则，匹配非某单词，由于要rewrite一个地址从/mag/xx/xxx/ -> /m/xxx，但原先 /mag/xx/more/ 要保留这就得写一个比较奇特的正则了，尝试了比较多的写法也没成功
最先想到的是：
location ~* ^/mag/[^/]+/[^(more)]+/ {
rewrite ^/mag/[^/]+/...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网 - 专注IT技能提升
...}
记一正则，匹配非某单词，由于要rewrite一个地址从/mag/xx/xxx/ -> /m/xxx，但原先 /mag/xx/more/ 要保留这就得写一个比较奇特的正则了，尝试了比较多的写法也没成功
最先想到的是：
location ~* ^/mag/[^/]+/[^(more)]+/ {
rewrite ^/mag/[^/]+/...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网 - 专注IT技能提升
...}
记一正则，匹配非某单词，由于要rewrite一个地址从/mag/xx/xxx/ -> /m/xxx，但原先 /mag/xx/more/ 要保留这就得写一个比较奇特的正则了，尝试了比较多的写法也没成功
最先想到的是：
location ~* ^/mag/[^/]+/[^(more)]+/ {
rewrite ^/mag/[^/]+/...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网 - 专注IT技能提升
...}
记一正则，匹配非某单词，由于要rewrite一个地址从/mag/xx/xxx/ -> /m/xxx，但原先 /mag/xx/more/ 要保留这就得写一个比较奇特的正则了，尝试了比较多的写法也没成功
最先想到的是：
location ~* ^/mag/[^/]+/[^(more)]+/ {
rewrite ^/mag/[^/]+/...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网 - 专注IT技能提升
...}
记一正则，匹配非某单词，由于要rewrite一个地址从/mag/xx/xxx/ -> /m/xxx，但原先 /mag/xx/more/ 要保留这就得写一个比较奇特的正则了，尝试了比较多的写法也没成功
最先想到的是：
location ~* ^/mag/[^/]+/[^(more)]+/ {
rewrite ^/mag/[^/]+/...
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