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Explaining Apache ZooKeeper

...ch time a client writes to the ensemble, a majority of nodes persist the information: these nodes include the server for the client, and obviously the master. This means that each write makes the server up-to-date with the master. It also means, however, that you cannot have concurrent writes. The...
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How can I listen to the form submit event in javascript?

I wanna write my own form validation javascript library and I've been looking on google how to detect if a submit button is clicked but all I found is code where you have to use onClick on onSubmit="function()" in html. ...
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Checking if form has been submitted - PHP

What is the best way of checking whether or not a form has been submitted to determine whether I should pass the form's variables to my validation class? ...
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How to find out client ID of component for ajax update/render? Cannot find component with expression

...de the same NamingContainer parent, then just reference its own ID. <h:form id="form"> <p:commandLink update="result"> <!-- OK! --> <h:panelGroup id="result" /> </h:form> If it's not inside the same NamingContainer, then you need to reference it using an abso...
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how to put focus on TextBox when the form load?

... Set theActiveControl property of the form and you should be fine. this.ActiveControl = yourtextboxname; share | improve this answer | ...
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How do I add a placeholder on a CharField in Django?

Take this very simple form for example: 8 Answers 8 ...
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How to convert string to Title Case in Python?

...any contexts but it means that apostrophes in contractions and possessives form word boundaries, which may not be the desired result". One possible solution would be to use Laurence's answer with the regex r"['\w]+" so apostrophes wouldn't end a match (additional punctuation could be added as neede...
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Prevent Default on Form Submit jQuery

... Try this: $("#cpa-form").submit(function(e){ return false; }); share | improve this answer | follow ...
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php $_POST array empty upon form submission

... I know this question was about POST via a Form, but came here looking for answers for similar issue when POSTing with JSON content-type. Found the answer and wanted to share it as it cost me much time. When using JSON content-type the $_POST array will not populate ...
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JavaScript: how to change form action attribute value based on selection?

I'm trying to change the form action based on the selected value from a dropdown menu. 5 Answers ...