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Setting JDK in Eclipse
...broken (because you installed a new JDK or imported from another computer, etc.) and set the JDK compliance according to the maven source and target setting in the pom.
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How to serve static files in Flask
...rds (change the folder, change the URL path, move your static files to S3, etc).
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Spinlock versus Semaphore
...data, and finally modifies a shared reference (append data to a container, etc.) before releasing the lock. Instead, one would acquire the lock only for the purpose of accessing the shared resource.
Since this means that there is considerably more work outside the critical section than inside it, na...
What is a “callback” in C and how are they implemented?
.... Can anyone explain it in detailed way or fill the rest of the code up in order for compile successfully?
– Andy Lin
Jun 9 at 10:14
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How to make a promise from setTimeout
...function(resolve) {
setTimeout(resolve, delay, value); // Note the order, `delay` before `value`
/* Or for outdated browsers that don't support doing that:
setTimeout(function() {
resolve(value);
}, delay);
Or alternately:
setTimeout(resolv...
Send message to specific client with socket.io and node.js
...;
});
});
socket.on("message to master", function(msg) {
// Fetch the socket id from Redis
client.get("mastersocket", function(err, socketId) {
if (err) throw err;
io.sockets.socket(socketId).emit(msg);
});
});
});
I omitted the clustering code here, because it...
Using bootstrap with bower
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You have install nodeJs on your system in order to execute npm commands. Once npm is properly working you can visit bower.io. There you will find complete documentation on this topic. You will find a command $ npm install bower. this will install bower on your machin...
How can I get list of values from dict?
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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Move branch pointer to different commit without checkout
...or convenience and speed of work, it's better to have tracking branches in order.
– mbdevpl
Jun 15 '17 at 10:53
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LINQ Aggregate algorithm explained
...operates on the previous result and the third element and carries forward. etc.
Example 1. Summing numbers
var nums = new[]{1,2,3,4};
var sum = nums.Aggregate( (a,b) => a + b);
Console.WriteLine(sum); // output: 10 (1+2+3+4)
This adds 1 and 2 to make 3. Then adds 3 (result of previous) and 3 ...