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如何设置squid使外网也可以通过代理服务器上网，并且使用代理服务器的ip地...
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dns_nameservers ********
cache_effective_user squid squid
http_access allow all
原来加上一条
http_reply_access allow all
就可以了。squid 代理服务器
How do I get the number of elements in a list?
...he Python world. * There's no difference between class, variable, global, etc in these conventions.
– Shai Alon
Dec 4 '16 at 16:30
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Extracting text from HTML file using Python
...exts, except you include other text container tags like H1, H2 ...., span, etc. I had to tweak it for a better coverage.
– Obinna Nnenanya
Jan 21 '19
Make $JAVA_HOME easily changable in Ubuntu [closed]
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Put the environment variables into the global /etc/environment file:
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export JAVA_HOME=/usr/lib/jvm/java-1.5.0-sun
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Execute "source /etc/environment" in every shell where you want the variables to be updated:
$ source /etc/environment
Check that it works:
$ e...
How to use the PI constant in C++
...t take this approach, we people make mistakes, rounding, copy&pasting, etc. I think using M_PI is the right approach.
– nacho4d
Jan 21 '14 at 1:47
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Two-way encryption: I need to store passwords that can be retrieved
...ect against information disclosure vulnerabilities (XSS, remote inclusion, etc). If it gets out, the attacker can eventually crack the encryption (no encryption is 100% un-reversible without the key - As @NullUserException points out this is not entirely true. There are some encryption schemes tha...
How to join components of a path when you are constructing a URL in Python
...oining URLs. It it for resolving relative URLs as found in HTML documents, etc.
– OrangeDog
Aug 15 '16 at 10:27
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Java: parse int value from a char
...', '2', ... in ascii are ascending. So e.g. '0' in ascii is 48, '1' is 49, etc. So if you take '2' - '0' you really just get 50 - 48 = 2. Have a look at an ASCII table in order to understand this principle better. Also, 'x' means get the ascii value of the character in Java.
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How to measure time taken between lines of code in python?
...g about time.time() is that it is affected by time sunchronization ntpdate etc. I would say time.clock() would be the only reliable alternative because of this
– www.jensolsson.se
Jul 26 '16 at 6:58
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How do you debug PHP scripts? [closed]
... Platform. That gives proper debugging, breakpoints/stepping over the code etc., although at a price.
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answered Aug 3 '08 at 23:20
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