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How to download a file from a URL in C#?
...did mention to use HttpClient now instead: docs.microsoft.com/en-us/dotnet/api/…
– StormsEngineering
Oct 1 '19 at 21:33
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How to get the list of all printers in computer
I need to get the list of all printers that connect to computer?
6 Answers
6
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How to manage REST API versioning with spring?
...the evaluation in the method body?
As described in this SO answer you actually can have the same @RequestMapping and use a different annotation to differentiate during the actual routing that happens during runtime. To do so, you will have to:
Create a new annotation VersionRange.
Implement a Req...
Adding :default => true to boolean in existing Rails column
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change_column is a method of ActiveRecord::Migration, so you can't call it like that in the console.
If you want to add a default value for this column, create a new migration:
rails g migration add_default_value_to_show_attribute
Then in the migration created:
# That's the more generic way t...
Jackson Vs. Gson [closed]
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Gson 1.6 now includes a low-level streaming API and a new parser which is actually faster than Jackson.
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How to return a value from __init__ in Python?
...lised subclasses. But your library's users are already using your existing API. To preserve it, you override __new__ to return instances of your specialised subclasses.
– Mark Amery
Jan 13 '14 at 22:13
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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
...决方案：使用我浪较新较全的IP库生成能适配maxmind geoip2 api的二进制格式IP库（maxmindDB），再开发logstash-filter-geoip2来解析IP。实测不仅IP解析准确率与公司IP库相同了，解析速度也提高了。
2，然后我们与用户都发现日志接入流...
How can i tell if an object has a key value observer attached
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Put a try catch around your removeObserver call
@try{
[someObject removeObserver:someObserver forKeyPath:somePath];
}@catch(id anException){
//do nothing, obviously it wasn't attached because an exception was thrown
}
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How to read multiple text files into a single RDD?
... RDD. The API here is just an exposure of Hadoop's FileInputFormat API, so all the same Path options apply.
– Nick Chammas
Jun 4 '14 at 15:04
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Reliable method to get machine's MAC address in C#
...work across OS. Any ideas? I have been scraping the output of "ipconfig /all" but this is terribly unreliable as the output format differs on every machine.
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