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linux 通过bind下搭建DNS Server - 更多技术 - 清泛网 - 专注C/C++及内核技术
... listen-on-v6 port 53 { ::1; };
directory "/var/named";
dump-file "/var/named/data/cache_dump.db";
statistics-file "/var/named/data/named_stats.txt";
memstatistics-file "/var/named/data/named_mem_stats.txt";
query-source port 53;
query-source-v6 port 53;
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Do browsers parse javascript on every page load?
Do browsers (IE and Firefox) parse linked javascript files every time the page refreshes?
6 Answers
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Does Python's time.time() return the local or UTC timestamp?
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This is for the text form of a timestamp that can be used in your text files. (The title of the question was different in the past, so the introduction to this answer was changed to clarify how it could be interpreted as the time. [updated 2016-01-14])
You can get the timestamp as a string usin...
input() error - NameError: name '…' is not defined
... your name: ")
Enter your name: dummy
Traceback (most recent call last):
File "<input>", line 1, in <module>
File "<string>", line 1, in <module>
NameError: name 'dummy' is not defined
Security considerations with Python 2.7's input:
Since whatever user types is evalua...
Git pull results in extraneous “Merge branch” messages in commit log
...be overwritten' when doing a pull, it just means you both touched the same file, so do:
git stash
git pull
git stash pop
then you can resolve any merge conflicts if there are any.
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How do I list the functions defined in my shell?
...o declare
will list the function names only
(and optionally the source file and line number).
Bash Reference Manual
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Load image from url
...ute(MY_URL_STRING);
Dont forget to add below permission in your manifest file
<uses-permission android:name="android.permission.INTERNET"/>
Works great for me. :)
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How to post data to specific URL using WebClient in C#
...voking .Dispose(). Garbage collector can't track unmanaged resources, like file handlers, database connections and so on
– ccalboni
Jun 1 '16 at 15:11
1
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Find the PID of a process that uses a port on Windows
...e fiddling with a script I came to this action. Copy and save it in a .bat file:
FOR /F "usebackq tokens=5" %%i IN (`netstat -aon ^| find "3306"`) DO taskkill /F /PID %%i
Change 'find "3306"' in the port number which needs to be free. Then run the file as administrator. It will kill all the proce...
How to convert a string to utf-8 in Python
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Might be a bit overkill, but when I work with ascii and unicode in same files, repeating decode can be a pain, this is what I use:
def make_unicode(input):
if type(input) != unicode:
input = input.decode('utf-8')
return input
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