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Do I need to heartbeat to keep a TCP connection open?
...
Also, if you connection is going through a proxy you can expect your connection to be dropped if considered stale. I don't think that keep alive would help in this case though, because this aspect of tcp doesn't propagate to the ap...
How to prevent Node.js from exiting while waiting for a callback?
...xecuted. This call is part of the code written by the module developer .
If a module is a quick port from a synchronous/blocking version, this may not happen til some part of the operation has completed and all the queues might empty before that occurs, allowing node to exit silently.
This is a s...
Android Spinner: Get the selected item change event
...d on startup as well. Is there a way of executing the containing code only if there is a real item selection invoked by the user?
– Kennethvr
Dec 28 '10 at 11:53
39
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Resizing an iframe based on content
...ication. Content from other applications (on other domains) is shown using iframes.
20 Answers
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Excel to CSV with UTF8 encoding [closed]
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A simple workaround is to use Google Spreadsheet. Paste (values only if you have complex formulas) or import the sheet then download CSV. I just tried a few characters and it works rather well.
NOTE: Google Sheets does have limitations when importing. See here.
NOTE: Be careful of sensitive ...
C++ SFINAE examples?
...emplate<typename C> static One test(int C::*);
// Will be chosen if T is anything except a class.
template<typename C> static Two test(...);
public:
enum { Yes = sizeof(IsClassT<T>::test<T>(0)) == 1 };
enum { No = !Yes };
};
When IsClassT<int>::Yes i...
Remove file extension from a file name string
If I have a string saying "abc.txt" , is there a quick way to get a substring that is just "abc" ?
12 Answers
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Is BCrypt a good hashing algorithm to use in C#? Where can I find it? [closed]
... a lookup table that contains all variations of characters hashed in a specific hashing algorithm.
Salt - a known random string appended to the original string before it is hashed.
For the .NET Framework, Bcrypt does not yet have a verified reference implementation. This is important because there...
Add new item in existing array in c#.net
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I would use a List if you need a dynamically sized array:
List<string> ls = new List<string>();
ls.Add("Hello");
share
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improve...
Quickest way to convert XML to JSON in Java [closed]
...cy:
<dependency>
<groupId>org.json</groupId>
<artifactId>json</artifactId>
<version>20180813</version>
</dependency>
XML.java is the class you're looking for:
import org.json.JSONObject;
import org.json.XML;
public class Main {
public s...