your bytes leave the application layer on Host A and travel through the transport and network layers on Host A; then they go down to the physical medium, across the medium, and up again through the various lower levels to the application layer on Host B in much the same way. If...
Your ability to identify each stage of the boot process will prove invaluable in fixing boot problems and understanding the system as a whole. However, the default behavior in many Linux distributions often makes it difficult, if not impossible, to identify the first few boot stages as they pro...
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When developing with JavaScript, there is a good reflex to have (reflex also good in other languages too, but really important in JavaScript): one must ask whether what we want to develop has not been already done in an existing framework.Indeed, there is a multitude of open source projects...
Sometimes, this can also happen if a user double-clicks on a button, for example. This often leads to problems, as two object instances are modified in parallel maybe by different code and one of the requests writes the results to the database. In case you want to make sure that only...
Make the paramaters url-safe with encodeURIComponent Once you tag and save the post, delicious sends you to the original page. How do they know where? Because it was sent along in the original request! Bookmarklet Interface Ideas Imagine this:Your users are browsing for cat photos (or the...
/usr/bin/env bashtemp=$(command-v nvm)echo$tempif["$temp"== nvm ];thenecho"❌ nvm not exist, trying to re-install it ... ⏳"elseecho"nvm had been installed ✅"fiechofinished 🎉 demos $cat/etc/profile $ls-lath /etc/profile.d...
<ul> <li>Buy groceries</li> <li>Feed the cat</li> <li>Do laundry</li> </ul> When you load your page in the browser, it will look like this: In order to add a new item to the end of the to-do list, we have to create the element and add text to it first, as we lear...
Learning Python can significantly enhance your employability and open up a wide range of career opportunities. Python developers in the US make an average of $120k per year according to data fromGlassdoor. Python is good for AI You've probably seen a lot of hyper around AI over the last ...
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