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Fastest way to copy file in node.js
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I used this method and all I got was a blank file on write. any ideas why? fs.createReadStream('./init/xxx.json').pipe(fs.createWriteStream('xxx.json'));
– Timmerz
Aug 20 '14 at 15:23
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Can I call jquery click() to follow an link if I haven't bound an event handler to it with bind
...ger() and window.location also, and I can make it work as intended with all three.
10 Answers
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How can I find the last element in a List?
...elp. Enumerable.Last will throw an exception if the list is empty. If you call Enumerable.LastOrDefault and pass a list of value types the default value will be returned if the list is empty. So if you get 0 back from a List<int> you won't know if the list was empty or the last value was 0. I...
Is it valid to have a html form inside another html form?
...ible practice. You can do the exact same thing with less hassle submitting all the data to a PHP script and dividing and sending to their own destinations from there. Although, you did answer the question which is great, it's just a bad and pointless practice because you could do it the right way in...
How to get Bitmap from an Uri?
...}
catch (Exception e)
{
e.printStackTrace();
}
finally {
if (bis != null)
{
try
{
bis.close();
}
catch (IOException e)
{
e.printStackTrace();
}
...
Iterator invalidation rules
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C++17 (All references are from the final working draft of CPP17 - n4659)
Insertion
Sequence Containers
vector: The functions insert, emplace_back, emplace, push_back cause reallocation if the new size is greater than the old capa...
Why git can't remember my passphrase under Windows
...msysgit or not.
First solution Assumes Windows, msysgit, and PuTTY.
Install msysgit and PuTTY as instructed.
(Optional) Add PuTTY to your path. (If you do not do this, then any references to PuTTY commands below must be prefixed with the full path to the appropriate executable.)
If you have not d...
What is the “N+1 selects problem” in ORM (Object-Relational Mapping)?
The "N+1 selects problem" is generally stated as a problem in Object-Relational mapping (ORM) discussions, and I understand that it has something to do with having to make a lot of database queries for something that seems simple in the object world.
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Detect if Android device has Internet connection
...onseCode() == 200);
} catch (IOException e) {
Log.e(LOG_TAG, "Error checking internet connection", e);
}
} else {
Log.d(LOG_TAG, "No network available!");
}
return false;
}
Of course you can substitute the http://www.google.com URL for any other serv...
Swift native base class or NSObject
... of NSObject:
are Objective-C classes themselves
use objc_msgSend() for calls to (most of) their methods
provide Objective-C runtime metadata for (most of) their method implementations
Swift classes that are not subclasses of NSObject:
are Objective-C classes, but implement only a handful of m...