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C++ Build Systems - What to use? [closed]
...ystem will be as bullet-proof as Scons. But, it's slow. It is written in Python and we've extended the interface for our "workspace-organization" (where we merely specify module dependencies), and that is part of the Scons design intent (this type of extension through Python). Convenient, but bui...
JSON serialization of Google App Engine models
...r strings and integers for me so far: developers.google.com/appengine/docs/python/datastore/… So I'm not sure you need to reinvent the wheel to serialize to json: json.dumps(db.to_dict(Photo))
– gentimouton
Jul 5 '12 at 22:49
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How do the likely/unlikely macros in the Linux kernel work and what is their benefit?
... (likely(a > 1))
Reference: https://www.akkadia.org/drepper/cpumemory.pdf
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Multiple linear regression in Python
I can't seem to find any python libraries that do multiple regression. The only things I find only do simple regression. I need to regress my dependent variable (y) against several independent variables (x1, x2, x3, etc.).
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TypeError: ObjectId('') is not JSON serializable
... back from MongoDB after querying an aggregated function on document using Python, It returns valid response and i can print it but can not return it.
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How to merge YAML arrays?
..." > ~/.ssh/known_hosts
- chmod 644 ~/.ssh/known_hosts
test:
image: python:3.7.3
stage: test
script:
- *pip_git
- pip install -q -r requirements_test.txt
- python -m unittest discover tests
use the same `*pip_git` on e.g. build image...
where requirements_te...
【PM干货】2015年阿里业务型PM笔试题 - 项目管理 - 清泛网 - 专注C/C++及内核技术
...营救组人员不眠不休地展开地毯式搜索，多名工作人员累到了又重新爬起来。这样在增加曝光度的同时树立了航空公司敢于负责任、积极挽回的正面形象。同时为网站增加流量，为航空公司拉动新用户、促进用户活跃。
再有，...
When should I use a trailing slash in my URL?
...g system would be a file path such as file:///home/username/RomeoAndJuliet.pdf, identifying the electronic book saved in a file on a local hard disk.
Source: Wikipedia: Uniform Resource Identifier
Another good source to read: Wikipedia: URI Scheme
According to RFC 1738, which defined URLs in ...
Which sort algorithm works best on mostly sorted data? [closed]
...ordered arrays (less than lg(N!) comparisons needed, and
as few as N-1)". Python's built-in sort() has used this algorithm for some time, apparently with good results. It's specifically designed to detect and take advantage of partially sorted subsequences in the input, which often occur in real d...
python dataframe pandas drop column using int
I understand that to drop a column you use df.drop('column name', axis=1). Is there a way to drop a column using a numerical index instead of the column name?
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