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jsonify a SQLAlchemy result set in Flask [duplicate]
... else:
d[c.name] = v
return json.dumps(d)
class Person(base):
__tablename__ = 'person'
id = Column(Integer, Sequence('person_id_seq'), primary_key=True)
first_name = Column(Text)
last_name = Column(Text)
email = Column(Text)
@property
def json(self):
...
Parse (split) a string in C++ using string delimiter (standard C++)
...
For string delimiter
Split string based on a string delimiter. Such as splitting string "adsf-+qwret-+nvfkbdsj-+orthdfjgh-+dfjrleih" based on string delimiter "-+", output will be {"adsf", "qwret", "nvfkbdsj", "orthdfjgh", "dfjrleih"}
#include <iostream&...
What are the First and Second Level caches in Hibernate?
...an object is
returned by the query, at that time no need to go for a database
transaction. In this way the second level cache works. Here we can use
query level cache also.
Quoted from: http://javabeat.net/introduction-to-hibernate-caching/
...
What's the difference between `=` and `
...eed for doing something like this, can only be performed using the ("gets"-based) <<- operator, and that there is not an "equals"-based equivalent.
– George Dontas
Feb 16 '10 at 14:59
...
Format file size as MB, GB, etc [duplicate]
...
It is surprising for me, but a loop-based algorithm is about 10% faster.
public static String toNumInUnits(long bytes) {
int u = 0;
for ( ; bytes > 1024*1024; bytes >>= 10) {
u++;
}
if (bytes > 1024)
u++;
return S...
Linux command to translate DomainName to IP [closed]
...
If you are using Arch Linux or based on that distribution, you'll find these tools and nslookup in bind-tools package.
– lava-lava
Oct 12 '18 at 12:13
...
Android Python Programming [closed]
...ng you need to do is to check your requirement against what they can offer based on their documentation. They have create an amazing framework for input such as multi-touch or pen handling. They use OpenGL ES internally, as a result complex graphics and visualizations can run very fast when interact...
Remove all special characters from a string in R?
...e, you want the str_replace_all from the stringr package, though gsub from base R works just as well.
The exact regular expression depends upon what you are trying to do. You could just remove those specific characters that you gave in the question, but it's much easier to remove all punctuation c...
How to filter array in subdocument with MongoDB [duplicate]
...
Use $filter aggregation
Selects a subset of the array to return based on the specified
condition. Returns an array with only those elements that match the
condition. The returned elements are in the original order.
db.test.aggregate([
{$match: {"list.a": {$gt:3}}}, // <-- mat...
Headless Browser and scraping - solutions [closed]
...
http://triflejs.org/ is like phantomjs but based on IE
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