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Ruby: How to turn a hash into HTTP parameters?
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FYI, unfortunately this behavior has been removed from Addressable as of 2.3 (github.com/sporkmonger/addressable/commit/…)
– oif_vet
Sep 13 '12 at 23:03
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Computed / calculated / virtual / derived columns in PostgreSQL
...t iterations. (Not in Postgres 13, yet) .
Related:
Attribute notation for function call gives error
Until then, you can emulate VIRTUAL generated columns with a function using attribute notation (tbl.col) that looks and works much like a virtual generated column. That's a bit of a syntax od...
Check if key exists and iterate the JSON array using Python
... data")
if 'data' not in data['to']:
raise ValueError("No data for target")
for dest in data['to']['data']:
if 'id' not in dest:
continue
targetId = dest['id']
print("to_id:", targetId)
Output:
In [9]: getTargetIds(s)
to_id: 1543
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No Multiline Lambda in Python: Why not?
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they could force the use of parentheses if you want to return a tuple from a lambda. IMO, this should have always been enforced to prevent such ambiguities, but oh well.
– mpen
Jul 28 '12 at 23:28
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Mockito. Verify method arguments
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Official example:
ArgumentCaptor<Person> argument = ArgumentCaptor.forClass(Person.class);
verify(mock).doSomething(argument.capture());
assertEquals("John", argument.getValue().getName());
A captor can also be defined using the @Captor annotation:
@Captor ArgumentCaptor<Person> ca...
How to remove item from array by value? [duplicate]
...y do people show examples adding to the array prototype? stack overflow is for learning good practices
– Blair Anderson
Dec 6 '14 at 0:49
8
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Django filter versus get for single object?
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get() is provided specifically for this case. Use it.
Option 2 is almost precisely how the get() method is actually implemented in Django, so there should be no "performance" difference (and the fact that you're thinking about it indicates you're violatin...
json_encode is returning NULL?
For some reason the item "description" returns NULL with the following code:
10 Answers
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How do I exclude all instances of a transitive dependency when using Gradle?
...ude from an individual dependency you cannot specify arbitrary properties. For example, this fails:
dependencies {
compile ('org.springframework.data:spring-data-hadoop-core:2.0.0.M4-hadoop22') {
exclude group: "org.slf4j", name: "slf4j-log4j12"
}
}
with
No such property: name for class:...
Is it safe to use -1 to set all bits to true?
...mend you to do it exactly as you have shown, since it is the most straight forward one. Initialize to -1 which will work always, independent of the actual sign representation, while ~ will sometimes have surprising behavior because you will have to have the right operand type. Only then you will get...