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新浪是如何分析处理32亿条实时日志的？ - 更多技术 - 清泛网 - 专注C/C++及内核技术
...x open files等；App Level的优化如Java运行环境版本的选择，ES_HEAP_SIZE的设置，修改bulk index的queue size等，另外还设置了默认的index template，目的是更改默认的shard，replica数并将string改为not_analyzed，开启doc_values以应对elasticsearch进程OOM...
JavaScript post request like a form submit
...y: post('/contact/', {name: 'Johnny Bravo', csrfmiddlewaretoken: $("#csrf_token").val()});
– Davidson Lima
Nov 22 '17 at 16:09
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Batch Renaming of Files in a Directory
...n-hidden file in the current directory
import os
[os.rename(f, f.replace('_', '-')) for f in os.listdir('.') if not f.startswith('.')]
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How to unit test a Node.js module that requires other modules and how to mock the global require fun
...ll of your code is going to get the same object back when you require('some_module'), because all of your code shares the same node_modules dir. Second, the article is conflating namespace with singletons, which is sort of orthogonal. Third, that article is pretty darn old (as far as node.js is co...
How can I fix the Microsoft Visual Studio error: “package did not load correctly”?
...ntModelCache
Visual Studio 2017
%localappdata%\Microsoft\VisualStudio\15.0_xxxx\ComponentModelCache
Visual Studio 2019
%localappdata%\Microsoft\VisualStudio\16_xxxx\ComponentModelCache
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Installed Ruby 1.9.3 with RVM but command line doesn't show ruby -v
... what do you do if env has a lot of rvm stuff in it still? like rvm_dump_environment_flag=0 etc...
– jcollum
Apr 22 '12 at 21:28
5
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How to get an absolute file path in Python
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Why is that when the Path(__file__) alone (without the resolve method) is used in a module being imported along with a package, gives the absolute path instead of the relative path?
– aderchox
Aug 8 at 8:50
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What is the best way to remove accents (normalize) in a Python unicode string?
...into the closest possible representation in ascii text.
Example:
accented_string = u'Málaga'
# accented_string is of type 'unicode'
import unidecode
unaccented_string = unidecode.unidecode(accented_string)
# unaccented_string contains 'Malaga'and is of type 'str'
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What does Ruby have that Python doesn't, and vice versa?
...ound as an object, and overwrite it:
def func(): print "hello"
def another_func(f): f()
another_func(func)
def func2(): print "goodbye"
func = func2
This is a fundamental feature of modern scripting languages. JavaScript and Lua do this, too. Ruby doesn't treat functions this way; naming a fun...
Is it possible to use 'else' in a list comprehension? [duplicate]
..., 2, 3]
So for your example,
table = ''.join(chr(index) if index in ords_to_keep else replace_with
for index in xrange(15))
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