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For-each over an array in JavaScript
...erty(key) && // These checks are
/^0$|^[1-9]\d*$/.test(key) && // explained
key <= 4294967294 // below
) {
console.log(a[key]);
}
}
Note the three checks:
That the object has its own property by that name...
Creating instance of type without default constructor in C# using reflection
...ctor and digging through some of the core .Net serialization classes.
I tested it using the sample code below and it looks like it works great:
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Reflection;
using System.Runtime.Serialization;
name...
Logging uncaught exceptions in Python
...
Anyone trying to test the above code, make sure that you generate a traceback error while testing your function. SyntaxError are not being handled by sys.excepthook. You can use print(1/0) and this shall invoke the function you have defined t...
Replace whole line containing a string using Sed
...>.*/<expression>SE_LABEL = ABC<expression>/g' MYR2.xml > test.txt
– Nasri Najib
Oct 24 '14 at 7:46
...
Why is Hibernate Open Session in View considered a bad practice?
... by the service layer and by the UI rendering process. Writing integration tests that assert the number of statements being generated requires going through all layers (web, service, DAO), while having the application deployed on a web container. Even when using an in-memory database (e.g. HSQLDB) a...
Project structure for Google App Engine
... by App Engine
myapp/*.py: app-specific python code
views.py, models.py, tests.py, __init__.py, and more
templates/*.html: templates (or myapp/templates/*.html)
Here are some code examples that may help as well:
main.py
import wsgiref.handlers
from google.appengine.ext import webapp
from mya...
Is there a git-merge --dry-run option?
...
In testing this I found grepping for 'changed in both' flags merges where both branches modify the same file, even if they do not result in a merge conflict. To identify only actual conflicts I found it necessary to grep for th...
Setting Environment Variables for Node to retrieve
...l pass the user id 239482 and the user key as foobar. This is suitable for testing, however for production, you will probably be configuring some bash scripts to export variables.
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improve th...
How do I Search/Find and Replace in a standard string?
... to )
{
return std::regex_replace( in, std::regex(from), to );
}
string test = "Remove all spaces";
std::cout << do_replace(test, " ", "") << std::endl;
output:
Removeallspaces
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PHP passing $_GET in linux command prompt
...ices and errors as well, e.g. <b>Notice</b>: Undefined index: testing in <b> ... </b><br />
– bafromca
Jan 19 '16 at 1:59
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