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How do I use a custom Serializer with Jackson?
...text ds) throws IOException, JsonProcessingException {
SqlTimestampConverter s = new SqlTimestampConverter();
String value = jp.getValueAsString();
if(value != null && !value.isEmpty() && !value.equals("null"))
return (Timestamp) s.convert(Timestam...
php is null or empty?
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@Robert: A string not starting with digits is converted to 0 when cast to a string: codepad.org/qi40SG3E. So (int)"php" == 0.
– Felix Kling
Nov 27 '13 at 21:58
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How to Unit test with different settings in Django?
...test_settings.py', add
settings = 'my_project.test_settings' if 'test' in sys.argv else 'my_project.settings'
in your manage.py. This will ensure that when you run python manage.py test you use test_settings only. If you are using some other testing client like pytest, you could as easily add thi...
How to convert all text to lowercase in Vim
How do you convert all text in Vim to lowercase? Is it even possible?
10 Answers
10
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How do you run multiple programs in parallel from a bash script?
...d command
3 # output from 3rd command
real 0m3.012s
user 0m0.011s
sys 0m0.008s
The timing shows that the commands were run in parallel (the last command was launched only after the first of the original 3 terminated, but executed very quickly).
The xargs command itself won't return until a...
What is Serialization?
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Simply speaking Serialization is a process of converting an Object into stream of bytes so that it can be transferred over a network or stored in a persistent storage.
Deserialization is the exact opposite - Fetch a stream of bytes from network or persistence storage a...
The input is not a valid Base-64 string as it contains a non-base 64 character
...ervice that reads a file and sends it to another console application after converting it to Byte array and then to Base64 string. This part works, but when the same stream is received at the application, it gets manipulated and is no longer a valid Base64 string. Some junk characters are getting int...
Convert a python dict to a string and back
...back into the dictionary object when the program is run again.
How would I convert a dictionary object into a string that can be written to a file and loaded back into a dictionary object? This will hopefully support dictionaries containing dictionaries.
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Convert array to JSON
...ow need to send this array to a page via jQuery's .get method. How can I convert it to a JSON object for sending?
9 Answe...
Compare two dates with JavaScript
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The easiest way to compare dates in javascript is to first convert it to a Date object and then compare these date-objects.
Below you find an object with three functions:
dates.compare(a,b)
Returns a number:
-1 if a < b
0 if a = b
1 if a > b
NaN if a or b is an illegal da...