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How do I POST JSON data with cURL?

I use Ubuntu and installed cURL on it. I want to test my Spring REST application with cURL. I wrote my POST code at the Java side. However, I want to test it with cURL. I am trying to post a JSON data. Example data is like this: ...
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Amazon SimpleDB vs Amazon DynamoDB

I have some basic understanding what Amazon SimpleDB is, but according to the Amazon DynamoDB description it seems to be almost the same: a NoSQL Key-value store service. ...
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Huawei, logcat not showing the log for my app?

...uctions (from denispyr's answer on Why doesn't logcat show anything in my Android?) Dial *#*#2846579#*#* and you will see a hidden menu. Go to the Project Menu > Background Setting > Log setting and define the log availability (log switch) and level (log level setting). And then ...
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MongoDB数据导出导入工具:mongoexport,mongoimport - 大数据 & AI - 清泛...

...sity e.g. -vvvvv) --version print the program's version and exit -h [ --host ] arg mongo host to connect to ( <set name>/s1,s2 for sets) --port arg server port. Can also use --host hostname:port --ipv6 enable IPv6 support (disable...
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Keep only date part when using pandas.to_datetime

I use pandas.to_datetime to parse the dates in my data. Pandas by default represents the dates with datetime64[ns] even though the dates are all daily only. I wonder whether there is an elegant/clever way to convert the dates to datetime.date or datetime64[D] so that, when I write the data t...
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Reading Xml with XmlReader in C#

I'm trying to read the following Xml document as fast as I can and let additional classes manage the reading of each sub block. ...
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How to use custom packages

I'm trying to create and use a custom package in Go. It's probably something very obvious but I cannot find much information about this. Basically, I have these two files in the same folder: ...
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How can I use pickle to save a dict?

...ort pickle a = {'hello': 'world'} with open('filename.pickle', 'wb') as handle: pickle.dump(a, handle, protocol=pickle.HIGHEST_PROTOCOL) with open('filename.pickle', 'rb') as handle: b = pickle.load(handle) print a == b ...
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Java lib or app to convert CSV to XML file? [closed]

... Maybe this might help: JSefa You can read CSV file with this tool and serialize it to XML. share | improve this answer | follow | ...
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Should a “static final Logger” be declared in UPPER-CASE?

In Java, static final variables are constants and the convention is that they should be in upper-case. However, I have seen that most people declare loggers in lower-case which comes up as a violation in PMD . ...