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Break promise chain and call a function based on the step in the chain where it is broken (rejected)
...Instead, each step has its own "sub-chain" with an onRejected that is only called if the step was rejected (but can not be reached by the main chain directly).
The reason this works is that both onFulfilled and onRejected are optional arguments to the then method. If a promise is fulfilled (i.e. re...
Call a controller function from a directive without isolated scope in AngularJS
I cannot seem to find a way to call a function on the parent scope from within a directive without using isolated scope. I know that if I use isolated scope I can just use "&" in the isolated to access the function on the parent scope, but using isolated scope when it isn't necessary has consequence...
What is the difference between using IDisposable vs a destructor in C#?
...e their own collection/disposal.
Hence IDisposable is used to deterministically clean up objects, i.e. now. It doesn't collect the object's memory (that still belongs to GC) - but is used for example to close files, database connections, etc.
There are lots of previous topics on this:
determinis...
How does the socket API accept() function work?
... kind of table/list/tree/array/magic data structure it uses)" :) I usually call this a "Table" (or maybe "Graph" or "Decision tree"). "Database" suggests some implementation to me.
– masterxilo
Sep 13 '18 at 14:37
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Alternatives to gprof [closed]
...
Valgrind has an instruction-count profiler with a very nice visualizer called KCacheGrind. As Mike Dunlavey recommends, Valgrind counts the fraction of instructions for which a procedure is live on the stack, although I'm sorry to say it appears to become confused in the presence of mutual recu...
Why aren't superclass __init__ methods automatically invoked?
...ython designers decide that subclasses' __init__() methods don't automatically call the __init__() methods of their superclasses, as in some other languages? Is the Pythonic and recommended idiom really like the following?
...
How do I dump an object's fields to the console?
... "<=", "<=>", "==", "===", "=~", ">", ">=", "[]", "[]=", "__id__", "__send__", "all?", "any?", "between?", "capitalize", "capitalize!", "casecmp", "center", "chomp", "chomp!", "chop", "chop!", "class", "clone", "collect", "concat", "count", "crypt", "delete", "delete!", "detect", "dis...
How to get a list of column names on Sqlite3 database?
... something like this... but it don't work create temporary table TmpCols (cid integer, name text, type text, nn bit, dflt_value, pk bit); .mode insert TmpCols .output cols PRAGMA TABLE_INFO('yourtable'); .read cols .mode csv .output stdout
– Jason
Jan 5 '1...
Recommended way to save uploaded files in a servlet application
...he server's work folder get synced with last updates (this is in IDE terms called "publishing"). This is the main cause of the problem you're seeing.
In real world code there are circumstances where storing uploaded files in the webapp's deploy folder will not work at all. Some servers do (either b...
Highlight a word with jQuery
...ment.createElement('span');
spannode.className = 'highlight';
var middlebit = node.splitText(pos);
var endbit = middlebit.splitText(pat.length);
var middleclone = middlebit.cloneNode(true);
spannode.appendChild(middleclone);
middlebit.parentNode.replaceChild(spannode, middleb...