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How to add double quotes to a string that is inside a variable?
...ar string1 = @"""inside quotes""";
var string2 = "\"inside quotes\"";
In order to perhaps make it a bit more clear what happens:
var string1 = @"before ""inside"" after";
var string2 = "before \"inside\" after";
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CentOS搭建sock5代理服务器(XEN VPS ) - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ar.gz
cd ss5-3.6.1
./configure
make
make install
#启动ss5服务
/etc/init.d/ss5 start
添加ss5到服务中，并随机启动
chkconfig --add ss5
chkconfig ss5 on
ss5 默认使用1080端口，并允许任何人使用。
我们可以修改 /etc/opt/ss5/ss5.conf 中的
# SHos...
How to use count and group by at the same select statement
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If you want to order by count (sound simple but i can`t found an answer on stack of how to do that) you can do:
SELECT town, count(town) as total FROM user
GROUP BY town ORDER BY total DESC
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PyLint “Unable to import” error - how to set PYTHONPATH?
...lint's, though I haven't used that) is:
topdir\
__init__.py
functions_etc.py
subdir\
__init__.py
other_functions.py
This is how the python interpreter is aware of the module without reference to the current directory, so if pylint is running from its own absolute path it will be abl...
What does `node --harmony` do?
...nable all the harmony features (e.g. --harmony_scoping, --harmony_proxies, etc.) From this blog post, it seems harmony enables new ECMAScript 6 features in the language. The reason your file won't run without harmony is because app.js is probably using non-backward compatible features from the new E...
Windows equivalent of the 'tail' command
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Commands such as P, S, etc. can only be input by the user at the prompt. They cannot be passed-in to the more command. Thus, the example above does not work
– Philibert Perusse
Jul 23 '12 at 22:16
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elasticsearch v.s. MongoDB for filtering application [closed]
...rms of which fields are used for the filtering at any moment", it could be orders of magnitude faster, especially as the datasets become larger. The difference lies in the underlying query implementations:
Elastic/Lucene use the Vector Space Model and inverted indexes for Information Retrieval, wh...
What is dynamic programming? [closed]
...t rid of the recursion all-together by evaluating the results in the right order:
cache = {}
def fibonacci(n):
cache[0] = 0
cache[1] = 1
for i in range(2, n + 1):
cache[i] = cache[i - 1] + cache[i - 2]
return cache[n]
We can even use constant space and store only the n...
What is the correct way to start a mongod service on linux / OS X?
... don't want/need launchctl, you can just run:
mongod --config /usr/local/etc/mongod.conf
==> Summary
???? /usr/local/Cellar/mongodb/3.0.6: 17 files, 159M
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What is the advantage of GCC's __builtin_expect in if else statements?
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after_if:
You can see that the instructions are arranged in such an order that the bar case precedes the foo case (as opposed to the C code). This can utilise the CPU pipeline better, since a jump thrashes the already fetched instructions.
Before the jump is executed, the instructions below ...