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Handler vs AsyncTask vs Thread [closed]
...ds at the
most.) If you need to keep threads running for long periods of time,
it is highly recommended you use the various APIs provided by the
java.util.concurrent package such as Executor, ThreadPoolExecutor and
FutureTask.
Update May 2015: I found an excellent series of lectures coveri...
Convert to/from DateTime and Time in Ruby
How do you convert between a DateTime and a Time object in Ruby?
6 Answers
6
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How to use ConcurrentLinkedQueue?
...have hundreds or even thousands of threads accessing the queue at the same time. Your needs will probably be met by using:
Queue<YourObject> queue = Collections.synchronizedList(new LinkedList<YourObject>());
A plus of this is that it locks on the instance (queue), so you can synchroniz...
Significant new inventions in computing since 1980
...ducing colour images accurately; sending messages around the world in real time; distributing audio and video material), and was then expensive because of the equipment and logistics involved, and is now consumer-level. So - what are big corporates doing now that used to be impossible but might be c...
How Do I Convert an Integer to a String in Excel VBA?
...
Most times, you won't need to "convert"; VBA will do safe implicit type conversion for you, without the use of converters like CStr.
The below code works without any issues, because the variable is of Type String, and implicit t...
How to get the current time as datetime
...
Tested with Swift 4
Getting the Current Date and Time
You can get the current date and time as simply as this:
let currentDateTime = Date()
However, Date is a 64-bit floating point number measuring the number of seconds since the reference date of January 1, 2001 at 00:00:...
Proxies with Python 'Requests' module
...sts module with some proxy configs and stopwatch !
import requests
import time
class BaseCheck():
def __init__(self, url):
self.http_proxy = "http://user:pw@proxy:8080"
self.https_proxy = "http://user:pw@proxy:8080"
self.ftp_proxy = "http://user:pw@proxy:8080"
...
Advantages of std::for_each over for loop
...foo(e);
}
This kind of syntax has been available in Java and C# for some time now, and actually there are way more foreach loops than classical for loops in every recent Java or C# code I saw.
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How can we prepend strings with StringBuilder?
... data after the insertion point. Inserting n piece of text can take O(n^2) time.
A naive approach would be to add an offset into the backing char[] buffer as well as the length. When there is not enough room for a prepend, move the data up by more than is strictly necessary. This can bring performa...
What is the difference between encode/decode?
... it and call any string manipulating function you like.
But there comes a time, when you'd like to print your unicode object to console or into some text file. So you have to encode it (for example - in UTF-8), you call encode('utf-8') and you get a string with '\u<someNumber>' inside, which ...