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“CAUTION: provisional headers are shown” in Chrome debugger

...ield to find the event related to your resource (use parts of the URL). Finally, click on the event and see if the info shown tells you something. For Older Versions of chrome Type chrome://net-internals in the address bar and hit enter. Open the page that is showing problems. Go back to net-int...
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SET versus SELECT when assigning variables?

...ed then SET will assign NULL, where SELECT will not make the assignment at all (so the variable will not be changed from its previous value) As far as speed differences - there are no direct differences between SET and SELECT. However SELECT's ability to make multiple assignments in one shot does ...
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How can I pad a value with leading zeros?

... If performance is a concern for you, don't use this solution! Potentially outdated: ECMAScript 2017 includes String.prototype.padStart and Number.prototype.toLocaleString is there since ECMAScript 3.1. Example: var n=-0.1; n.toLocaleString('en', {minimumIntegerDigits:4,minimumFractionDigits:2...
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Check synchronously if file/directory exists in Node.js

... Note that fs.exists() is deprecated, but fs.existsSync() is not. (The callback parameter to fs.exists() accepts parameters that are inconsistent with other Node.js callbacks. fs.existsSync() does not use a callback.) You've specifically asked for a synchronous check, but if you can use an ...
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How to filter specific apps for ACTION_SEND intent (and set a different text for each app)

...tion in various ways, but nobody has answered it completely yet. My spec called for the user to be able to choose email, twitter, facebook, or SMS, with custom text for each one. Here is how I accomplished that: public void onShareClick(View v) { Resources resources = getResources(); Inte...
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Elegant way to search for UTF-8 files with BOM?

For debugging purposes, I need to recursively search a directory for all files which start with a UTF-8 byte order mark (BOM). My current solution is a simple shell script: ...
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Calling a function within a Class method?

...c function newTest(){ $this->bigTest(); $this->smallTest(); } private function bigTest(){ //Big Test Here } private function smallTest(){ //Small Test Here } public function scoreTest(){ //Scoring code here; ...
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How do I build a graphical user interface in C++? [closed]

All of my C++ programs so far have been using the command line interface and the only other language I have experience with is PHP which doesn't support GUIs. ...
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GitHub: How to make a fork of public repository private?

...plicate the repo as others said (details here): Create a new repo (let's call it private-repo) via the Github UI. Then: git clone --bare https://github.com/exampleuser/public-repo.git cd public-repo.git git push --mirror https://github.com/yourname/private-repo.git cd .. rm -rf public-repo.git ...
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Error: request entity too large

... I had the same error recently, and all the solutions I've found did not work. After some digging, I found that setting app.use(express.bodyParser({limit: '50mb'})); did set the limit correctly. When adding a console.log('Limit file size: '+limit); in node_m...