Evan Peng

重试的request请求它的Properties和headers被清理掉了，请问怎么解决

3

**我碰到了一个request再重试第2次或第三次的时候，它的Properties和Headers都为空，被清理掉了。是不是下面两段代码的执行顺序变了影响的？清理context的代码先执行所以导致Properties和Headers被清空了**  

XPathSelector内存消耗过大

3

以前的.net framework版本好像不存在这个问题，现在的XPathSelector需要去频繁的创建HtmlDocument导致内存消耗有点大

if the xpath contains '. It won't work - try this

2

like this, echo false ``` https://www.google.com/search?q=what%27s+my+ip&source=hp&ei=2EJ8Y77PO7_nkPIP65GtoAM&iflsig=AJiK0e8AAAAAY3xQ6V8iK21hiMwkRgIN4Vs4Ug8vSdfS&ved=0ahUKEwi-m42Y7cD7AhW_M0QIHetICzQQ4dUDCAo&uact=5&oq=what%27s+my+ip&gs_lcp=Cgdnd3Mtd2l6EAMyBAgAEEMyBAgAEEMyBQgAEIAEMgcIABCABBAKMgUIABCABDIFCAAQgAQyBQgAEIAEMgUIABCABDIGCAAQChBDMgcIABCABBAKOhQIABDqAhC0AhCKAxC3AxDUAxDlAjoRCAAQ6gIQtAIQigMQtwMQ5QI6CwguEIAEEMcBENEDOgUILhCABDoKCC4QgAQQ1AIQCjoHCAAQgAQQDFDQG1ifXWD2ZWgBcAB4AIABkwWIAdgfkgELMC4xLjQuNC4yLjGYAQCgAQGwAQY&sclient=gws-wiz wait 10 is_present = present('//div[contains(text(), "What\'s my IP")]') echo `is_present` ```

if exist(..) is not executing as intended.

2

**code:** `https://www.lowes.com timeout 15 logged = exist('//*[@id="account-name" and not(contains(text(), "Sign In"))]') echo `logged` if exist('//*[@id="account-name" and not(contains(text(), "Sign In"))]') echo Signin else echo Signout if logged echo Signin else echo...