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Spring Boot application as a Service
...o configure nicely Spring Boot application packaged as executable jar as a Service in the Linux system? Is this recommended approach, or should I convert this app to war and install it into Tomcat?
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What is the overhead of creating a new HttpClient per call in a WebAPI client?
...closes the TCP/IP connection in the pool of connections that is managed by ServicePointManager. This means that each request with a new HttpClient requires re-establishing a new TCP/IP connection.
From my tests, using plain HTTP on a LAN, the performance hit is fairly negligible. I suspect this i...
Trouble comparing time with RSpec
...chive. I usually use it in composed Ruby Objects similar to this:
class MyService
attr_reader :time_evaluator, resource
def initialize(resource:, time_evaluator: ->{Time.now})
@time_evaluator = time_evaluator
@resource = resource
end
def call
# do some complex logic
res...
Relative imports in Python 2.7
... I was having where I would develop modules and classes for use with a web service, but I also want to be able to test them as I'm coding, using the debugger facilities in PyCharm. To run tests in a self-contained class, I would include the following at the end of my class file:
if __name__ == '__m...
Simulate CREATE DATABASE IF NOT EXISTS for PostgreSQL?
...sier to combine with sh -c.
I use this in my ansible task
- name: create service database
shell: docker exec postgres sh -c '{ psql -U postgres -tc "SELECT 1" -d {{service_name}} &> /dev/null && echo -n 1; } || { psql -U postgres -c "CREATE DATABASE {{service_name}}"}'
register:...
How can I determine installed SQL Server instances and their versions?
...qlcmd -L" was the only one that worked, and only if the SQL Server Browser Service was running. Is that to be expected?
– Matt
Sep 27 '08 at 9:32
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What are the precise rules for when you can omit parenthesis, dots, braces, = (functions), etc.?
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ahh, so you're saying that in my statement: (((((realService findAllPresentations) get) first) votes) size) must be equalTo 2 - get, first, votes and size are all postfix operators, because they take no parameters? so I wonder what must, be and equalTo are...
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Objective-C 2.0 Mac和iOS开发实践指南 PDF扫描版 - 文档下载 - 清泛网 - ...
...e-C 2.0的新功能块。第四部分提供了Objective-C程序员常用的信息和资料。《Objective-C 2.0 Mac和iOS开发实践指南》大多数章末都提供了练习，读者可以通过练习巩固在书中学到的知识。《Objective-C 2.0 Mac和iOS开发实践指南》内容精练、...
那些我印象深刻的建议和教诲 - 杂谈 - 清泛网 - 专注C/C++及内核技术
...失败，我都是在向外不停地传递“徐易容专注于创业”的信息，就像一杆大旗一直立在那里，然后才会有人才、资金、资源向我这里聚拢……
我后来时常惊讶于老徐的执着，他很早就想清楚了品牌这项事业是需要长时间经营的...
Inject service in app.config
I want to inject a service into app.config, so that data can be retrieved before the controller is called. I tried it like this:
...