Hit Esc to open the console drawer, then you can open the Sensors tab via the drawer menu on the left. Sensors provides geolocation and accelerometer settings. Additionally, the newer Device Mode captures the basics of mobile device emulation.
Firefox dev tools network inspector still truncates responses to 1MB by default. You can change or disable the limit by navigating to about:config and changing devtools.netmonitor.responseBodyLimit. To disable the limit, set it to 0.
You can sort of go backwards if you click through in the “Call Stack” on the right side to see the parent functions.
If your tools are docked, you can undock it to see a bit more. Another method: Go to the Elements tab. Right-click on any visible element (i.e. not hidden, display:none, etc.). Choose the “Scroll Into View” context menu entry. Chrome will scroll the page if necessary to get the element in the visible portion of … Read more
DevTools tech writer and developer advocate here. The history behind the change is that DevTools now tries to emulate the real conditions of what a fast 3G network really feels like. Previously, DevTools showed you upload / download / RTT values, as you have shown in your screenshot of the old UI. But those values … Read more
Open Google Chrome Console (F12) Go to Network tab Enable Filter, if it’s not enabled Select the “Img” tag to filter for image requests Refresh the page to see a list of all images as they are requested
You can do this with puppeteer (async () => { const browser = await puppeteer.launch(); const page = await browser.newPage() //Start sending raw DevTools Protocol commands are sent using `client.send()` //First off enable the necessary “Domains” for the DevTools commands we care about const client = await page.target().createCDPSession() await client.send(‘Page.enable’) await client.send(‘DOM.enable’) await client.send(‘CSS.enable’) const … Read more
I just had this same issue and to resolve it I went into Chrome Developer Tools -> Settings -> Scroll to the bottom and click “Restore defaults and reload” then it all magically came back! I hadn’t changed anything between it working and when it stopped so not sure why it broke but hopefully this … Read more
Yes, you can use -method:OPTIONS in the filter of the Network panel to show all methods apart from ones with type OPTIONS. If you omit the preceeding -, it will only show methods of type OPTIONS. Before After Further Reading: Documentation > Chrome DevTools > Network features reference > Filtering
Using React Developer Tools you can use $r to get a reference to the selected React Component. The following screenshot shows you that I use React Developer Tools to select a component (Explorer) which has a state-object callednodeList. In the console I can now simply write $r.state.nodeList to reference this object in the state. Same … Read more