... jQuery is a JavaScript framework designed to allow developers to literally "write less, do more", the 3 different flavours you are asking about, do very different things. First up jQuery is the core library which contains the main functionality of the framework, so if...

...p) the DOM tree. parents() method is similar to parent() but selects all the matching elements up the DOM tree. Begins from the parent element and travels up. share | improve this answer ...

...ration levels.) These are the kinds of configuration elements that I typically store at the machine level: Application settings Connection strings retail=true Smtp settings Health monitoring Hosting environment Machine key When each environment (developer, integration, test, stage, live) has it...

...er or not to make a request for that file again in the future. If ETag is all it has, it will always have to make a request. However, when the server reads the ETag from the client request, the server can then determine whether to send the file (HTTP 200) or tell the client to just use their local...

... you want the click handler to work for an element that gets loaded dynamically, then you set the event handler on a parent object (that does not get loaded dynamically) and give it a selector that matches your dynamic object like this: $('#parent').on("click", "#child", function() {}); The event...

...y represents the data that you want to use, nothing else. You can imagine all the unnecessary code and validation if you have a domain model with 30 properties and you only want to update a single value. Given this scenario you would only have this one value/property in the view model and not all ...

... All the CoreData header files are imported in App_Prefix.pch, so the CoreData classes will be available throughout your Project, so you don't have to manually import the header in the files you need them. So open up Xcode an...

...ve expression is the referential transparency (RT) of its sub-expressions. All other attributes are either shared between both types of expressions, or derived from the RT. A 100% declarative language (i.e. one in which every possible expression is RT) does not (among other RT requirements) allow th...

... honest, this strikes me as (in)Security Through Obscurity , although I really have no idea how license keys are generated. What is a good (secure) example of license key generation? What cryptographic primitive (if any) are they using? Is it a message digest? If so, what data would they be hashing...

...rst time you push this closed head to another repository since you are actually create additional heads in the remote repository when you push. So tell Mercurial that this is okay with --force. People who pull the closed head wont be bothered by any warnings. ...