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Defining an array of anonymous objects in CoffeeScript
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you can't:
this is some tricks:
items:[
(name:"value1")
(name:"value2")
]
another
items:[
true && name:"value1"
true && name:"value2"
]
this is the best:
items:[
{name:"value1"}
{name:"value2"}
]
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JUnit: how to avoid “no runnable methods” in test utils classes
... my tests run successfully but test utility classes fail with "No runnable methods" error. The pattern I am using is to include all classes with name *Test* under test folder.
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Add x and y labels to a pandas plot
Suppose I have the following code that plots something very simple using pandas:
7 Answers
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Running Bash commands in Python
... This didn't do what I wanted when I needed to do a cd 'path\to\somewhere' followed by another bash command that needed to be run in that somewhere. @user225312
– AWrightIV
Mar 4 '13 at 4:32
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remove_if equivalent for std::map
I was trying to erase a range of elements from map based on particular condition. How do I do it using STL algorithms?
13 A...
Using group by on multiple columns
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Group By X means put all those with the same value for X in the one group.
Group By X, Y means put all those with the same values for both X and Y in the one group.
To illustrate using an example, let's say we have the following table, ...
In Django, how do I check if a user is in a certain group?
...User.
from django.contrib.auth.models import User, Group
group = Group(name = "Editor")
group.save() # save this new group for this example
user = User.objects.get(pk = 1) # assuming, there is one initial user
user.groups.add(group) # user is now in the "Editor" group
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When is the @JsonProperty property used and what is it used for?
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Here's a good example. I use it to rename the variable because the JSON is coming from a .Net environment where properties start with an upper-case letter.
public class Parameter {
@JsonProperty("Name")
public String name;
@JsonProperty("Value")
public St...
Convert PEM to PPK file format
...ay to convert PEM files to PPK files? (you may guess that Amazon EC2 gives me a PEM file, and I need to use the PPK format for SSH connectivity).
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Converting an object to a string
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I would recommend using JSON.stringify, which converts the set of the variables in the object to a JSON string. Most modern browsers support this method natively, but for those that don't, you can include a JS version:
var obj = {
nam...