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How to get year, month, day, hours, minutes, seconds and milliseconds of the current moment in Java?
...t an int to String, make use of String#valueOf().
If your intent is after all to arrange and display them in a human friendly string format, then better use either Java8's java.time.format.DateTimeFormatter (tutorial here),
LocalDateTime now = LocalDateTime.now();
String format1 = now.format(DateTi...
Check if Internet Connection Exists with Javascript? [duplicate]
...lished and provides neat events like up and down, which you can bind to in order to update your UI.
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C++: What is the size of an object of an empty class?
...en though its not required to assign any memory for an empty class, but in order to make objects of empty classes, compiler assigns the minimum memory that can be assigned, which is 1 byte. This way compiler can distinguish two objects of the same empty class uniquely, and will able to assign the ad...
HttpClient not supporting PostAsJsonAsync method C#
... me to download open source stuff from random locations on the Internet in order to get it to function? Why does this even compile if it cannot resolve its dependencies? This irks me to no end!
– Neutrino
Oct 1 '14 at 14:38
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Difference between pre-increment and post-increment in a loop?
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@JonB The order of operations in the answer is not exactly correct. Both ++i and i++ perform the same operations in the same order: create temp copy of i; increment the temp value to produce a new value (not to override the temp); stor...
Gmail Error :The SMTP server requires a secure connection or the client was not authenticated. The s
...answers above are also required, but in my case, it was a simple matter of ordering of the code while creating the SmtpClient class.
In this first code snippet below, notice where the Credentials = creds line is located. This implementation will generate the error referenced in this question even i...
Difference between JSON.stringify and JSON.parse
...pt object into JSON text and stores that JSON text in a string, eg:
var my_object = { key_1: "some text", key_2: true, key_3: 5 };
var object_as_string = JSON.stringify(my_object);
// "{"key_1":"some text","key_2":true,"key_3":5}"
typeof(object_as_string);
// "string"
JSON.parse turns a...
Execute another jar in a Java program
... idea is that given access to a jar, how do you add it to the classpath in order to load classes out of it.
– Jherico
Aug 24 '09 at 4:35
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Undefined method 'task' using Rake 0.9.0
...here is a problem in Rake 0.9.0. You need to temporarily downgrade Rake in order to avoid it:
run: gem uninstall rake -v 0.9 (add sudo unless you use rvm)
add to your Gemfile: gem 'rake', '~> 0.8.7'
and then run: bundle update
You can skip the first step, but then you have to run rake using b...
How does the HyperLogLog algorithm work?
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