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Is there a way to get version from package.json in nodejs code?
...n.version);
A warning, courtesy of @Pathogen:
Doing this with Browserify has security implications.
Be careful not to expose your package.json to the client, as it means that all your dependency version numbers, build and test commands and more are sent to the client.
If you're building se...
How do you get a timestamp in JavaScript?
...ny alteration).
Details:
On almost all current browsers you can use Date.now() to get the UTC timestamp in milliseconds; a notable exception to this is IE8 and earlier (see compatibility table).
You can easily make a shim for this, though:
if (!Date.now) {
Date.now = function() { return new ...
How do you print out a stack trace to the console/log in Cocoa?
...
n13's answer didn't quite work - I modified it slightly to come up with this
#import <UIKit/UIKit.h>
#import "AppDelegate.h"
int main(int argc, char *argv[])
{
@autoreleasepool {
int retval;
@try{
retval = UIApplicationMai...
How to get started on TDD with Ruby on Rails? [closed]
...cations.
Also Railscast has some excellent screencasts about how to use different testing tools.
What do I need to test?
I will start with models, since they are easy to test. The simple rule is that you need to cover every if statement in your test.
You should test the purpose of the meth...
How to make an HTML back link?
...ent a itself in onmouseover as follow
function showtext(thetext) {
if (!document.getElementById)
return
textcontainerobj = document.getElementById("tabledescription")
browserdetect = textcontainerobj.filters ? "ie" : typeof textcontainerobj.style.MozOpacity == "string" ? "mozilla"...
Does a finally block always run?
...
from the Sun Tutorials
Note: If the JVM exits while the try
or catch code is being executed, then
the finally block may not execute.
Likewise, if the thread executing the
try or catch code is interrupted or
killed, the finally block may not
e...
How do I check if a directory exists? “is_dir”, “file_exists” or both?
I want to create a directory if it does'nt exist already.
12 Answers
12
...
Add an element to an array in Swift
...
As of Swift 3 / 4 / 5, this is done as follows.
To add a new element to the end of an Array.
anArray.append("This String")
To append a different Array to the end of your Array.
anArray += ["Moar", "Strings"]
anArray.append(conte...
Undo git update-index --skip-worktree
...
If you want to undo all files that was applied skip worktree, you can use the following command:
git ls-files -v | grep -i ^S | cut -c 3- | tr '\012' '\000' | xargs -0 git update-index --no-skip-worktree
git ls-files -v w...
How to check if an object is an array?
...rite a function that either accepts a list of strings, or a single string. If it's a string, then I want to convert it to an array with just the one item so I can loop over it without fear of an error.
...