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What's the difference between Task.Start/Wait and Async/Await?
...er, a friend walks in and sits down next to you and starts a conversation. Now you have two choices. You can ignore your friend until the task is complete -- you can wait until your soup arrives and do nothing else while you are waiting. Or you can respond to your friend, and when your friend stops ...
Writing unit tests in Python: How do I start? [closed]
I completed my first proper project in Python and now my task is to write tests for it.
7 Answers
...
How can I change the version of npm using nvm?
...nce this question was first answered, as noted in a newer answer, there is now a command for this:
nvm now has a command to update npm. It's nvm install-latest-npm or nvm install --latest-npm.
nvm install-latest-npm: Attempt to upgrade to the latest working npm on the current node version
nvm...
PHP Pass by reference in foreach [duplicate]
... the output I was able to understand: $v gets the item [0](zero). $a[3] is now zero $v gets the item [1](one). $a[3] is now one $v gets the item [2](two). $a[3] is now two $v gets the item [3](two). $a[3] is now two
– Eduardo
Sep 2 '13 at 2:18
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UIDevice uniqueIdentifier deprecated - What to do now?
...oss reinstalls and apps (if the hashing is done in the same way). Anyways, nowadays (2013) this isn't necessary any more except if you need a "stable" device identifier on iOS < 6.0.
Edit 4: In iOS 7, Apple now always returns a fixed value when querying the MAC to specifically thwart the MAC as ...
Why do people put code like “throw 1; ” and “for(;;);” in front of json responses? [du
...Chrome (5) are still vulnerable to this.
Another attack that all browsers now disallow was to redefine constructor functions:
Array= function() {
alert('I steal '+this);
};
[1, 2, 3]
And for now, IE8's implementation of properties (based on the ECMAScript Fifth Edition standard and Object.d...
is there a css hack for safari only NOT chrome?
im trying to find a css hack for just safari NOT chrome, i know these are both webkit browsers but im having problems with div alignments in chrome and safari, each displays differently.
...
Why does this go into an infinite loop?
...at I personally haven't done all that much Java development; so for all I know there could be much more idiomatic ways to illustrate this point.
Perhaps if we write out a method to do the equivalent of what x++ does it will make this clearer.
public MutableInt postIncrement(MutableInt x) {
i...
How to empty a Heroku database
...e, if you are using SHARED_DATABASE_URL:
$ heroku pg:reset DATABASE_URL
Now to recreate the database with nothing in it:
$ heroku run rake db:migrate
To populate the database with your seed data:
$ heroku run rake db:seed
---OR---
You can combine the last two (migrate & seed) into on...
How to ignore user's time zone and force Date() use specific time zone
...ime.
Big note, UTC stands for Universal time code. The current time right now in 2 different places is the same UTC, but the output can be formatted differently.
What we need here is some formatting
var _date = new Date(1270544790922);
// outputs > "Tue Apr 06 2010 02:06:30 GMT-0700 (PDT)", f...