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What does the brk() system call do?
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In the diagram you posted, the "break"—the address manipulated by brk and sbrk—is the dotted line at the top of the heap.
The documentation you've read describes this as the end of the "data segment" because in traditional (pre-shared-libraries, pre-mmap) Unix the data segment was continuo...
How to get result of console.trace() as string in javascript with chrome or firefox?
...ce() outputs its result on console.
I want to get the results as string and save them to a file.
I don't define names for functions and I also can not get their names with callee.caller.name .
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this.setState isn't merging states as I would expect
...he value of the current state this.state.selected to construct a new state and then call setState() on that:
var newSelected = _.extend({}, this.state.selected);
newSelected.name = 'Barfoo';
this.setState({ selected: newSelected });
I've used function _.extend() function (from underscore.js libra...
How do I convert a String object into a Hash object?
...en its string representation is "{:a=>#<Object:0x7f66b65cf4d0>}", and I can't use eval to turn it back into a hash because #<Object:0x7f66b65cf4d0> isn't valid Ruby syntax.
However, if all that's in the hash is strings, symbols, numbers, and arrays, it should work, because those have...
How to use `subprocess` command with pipes
...or various reasons, not least of which is security. Instead, create the ps and grep processes separately, and pipe the output from one into the other, like so:
ps = subprocess.Popen(('ps', '-A'), stdout=subprocess.PIPE)
output = subprocess.check_output(('grep', 'process_name'), stdin=ps.stdout)
ps....
Mongoose: Get full list of users
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This is just an Improvement of @soulcheck 's answer, and fix of the typo in forEach (missing closing bracket);
server.get('/usersList', (req, res) =>
User.find({}, (err, users) =>
res.send(users.reduce((userMap, item) => {
use...
Container View Controller Examples [closed]
...roller Class Reference . I feel I need a little more information than that and an example implementation would be nice. Google has turned up nothing at all.
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Can't access object property, even though it shows up in a console log
...misleading; the state of the object displayed is only resolved when you expand the > in the console. It is not the state of the object when you console.log'd the object.
Instead, try console.log(Object.keys(config)), or even console.log(JSON.stringify(config)) and you will see the keys, or the s...
Where IN clause in LINQ [duplicate]
...s = tooManyStates.Where(s => s.In("x", "y", "z"));
Feels more natural and closer to sql.
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Getting a random value from a JavaScript array
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It is a simple one-liner
const randomElement = array[Math.floor(Math.random() * array.length)];
Example
const months = ["January", "February", "March", "April", "May", "June", "July"];
const random = Math.floor(Math.random() * months.length);
console....