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Count the items from a IEnumerable without iterating?
...o get the elements you ask for just before you need them.
If you want to know the number of items without iterating over them you can use ICollection<T>, it has a Count property.
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How to remove specific elements in a numpy array
...rrect values for the elements from 2, 3, 6 to 3, 4, 7, if you run the code now you do not get the correct output as was originally the case.I"m rolling back the edit
– Levon
Jun 16 '16 at 20:31
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Asynchronous Process inside a javascript for loop [duplicate]
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async await is here
(ES7), so you can do this kind of things very easily now.
var i;
var j = 10;
for (i = 0; i < j; i++) {
await asycronouseProcess();
alert(i);
}
Remember, this works only if asycronouseProcess is returning a Promise
If asycronouseProcess is not in your cont...
The 'json' native gem requires installed build tools
... 1.9.2p180 (2011-02-18) [i386-mingw32] installed on my windows 7 machine. Now I tried to install the JSON gem using the command, "gem install json" and got the following error.
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Is That REST API Really RPC? Roy Fielding Seems to Think So
...pec straight into the code, preventing the server from letting the client know about how it can do things. If the client thinks it knows due to that contract, you're not in hypermedia, you're into the modern day openapi soap model, with the same issues you'd have encountered with that 18 years ago.
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Why are primes important in cryptography?
... public, and everyone can use it to encrypt messages to you, but only you know the prime factors and can decrypt the messages. Everyone else would have to factor the number, which takes too long to be practical, given the current state of the art of number theory.
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How can I start an interactive console for Perl?
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Matt Trout now has a far more up to date list of REPLs he recommends: shadow.cat/blog/matt-s-trout/mstpan-17
– Davor Cubranic
Oct 6 '16 at 22:33
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How to pass arguments into a Rake task with environment in Rails? [duplicate]
...rake 'webp:convert["hello", "world"]' .. Warning: I haven't tried this one now, but it should work.
– inger
Sep 18 '13 at 14:08
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Is there a way to change context to iframe in javascript console?
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Note that this dropdown is now at the top of the console, rather than the bottom.
– Muhd
May 8 '14 at 18:51
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Copy the entire contents of a directory in C#
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Much easier
//Now Create all of the directories
foreach (string dirPath in Directory.GetDirectories(SourcePath, "*",
SearchOption.AllDirectories))
Directory.CreateDirectory(dirPath.Replace(SourcePath, DestinationPath));
//Copy al...