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Node.js Error: Cannot find module express
...ur application (node_modules folder):
$ npm install express
The reason for this is that applications always look in their local context for any dependencies. The global installation is only for setting up system-wide available binaries, such as unit test runners or bootstrappers or things like th...
Using Django time/date widgets in custom form
...
That said, here's what you have to do if you're determined to make this work:
Define your own ModelForm subclass for your model (best to put it in forms.py in your app), and tell it to use the AdminDateWidget / AdminTimeWidget / AdminSplitDateTime (replace 'mydate' etc with the proper field name...
Java: convert List to a String
...nother type than String you can use the Stream API with the joining Collector:
List<Person> list = Arrays.asList(
new Person("John", "Smith"),
new Person("Anna", "Martinez"),
new Person("Paul", "Watson ")
);
String joinedFirstNames = list.stream()
.map(Person::getFirstName)
.collec...
Can't operator == be applied to generic types in C#?
According to the documentation of the == operator in MSDN ,
12 Answers
12
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What does “@” mean in Windows batch scripts
.... Compare the following two batch files:
@echo foo
and
echo foo
The former has only foo as output while the latter prints
H:\Stuff>echo foo
foo
(here, at least). As can be seen the command that is run is visible, too.
echo off will turn this off for the complete batch file. However, th...
Doctrine and composite unique keys
...
Answer the question:
use Doctrine\ORM\Mapping\UniqueConstraint;
/**
* Common\Model\Entity\VideoSettings
*
* @Table(name="video_settings",
* uniqueConstraints={
* @UniqueConstraint(name="video_unique",
* columns={"video_dimension"...
How to check if a python module exists without importing it
I need to know if a python module exists, without importing it.
13 Answers
13
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Syntax highlighting for Jade in Sublime Text 2?
...ust started using Sublime Text 2 on Mac. I also just started using Jade for my views in Node.js, and am wondering if there is a way to add syntax highlighting for Jade into Sublime Text 2.
...
HTTP status code 0 - Error Domain=NSURLErrorDomain?
I am working on an iOS project.
12 Answers
12
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How to create a template function within a class? (C++)
...
Your guess is the correct one. The only thing you have to remember is that the member function template definition (in addition to the declaration) should be in the header file, not the cpp, though it does not have to be in the body of the cla...