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How to clone a case class instance and change just one field in Scala?
...e a method on Persona to simplify usage:
case class Persona(
svcName : String,
svcId : String,
sentMsgs : Set[String]
) {
def plusMsg(msg: String) = this.copy(sentMsgs = this.sentMsgs + msg)
}
then
val newPersona = existingPersona plusMsg newMsg
...
JSON Stringify changes time of date because of UTC
...
JSON uses the Date.prototype.toISOString function which does not represent local time -- it represents time in unmodified UTC -- if you look at your date output you can see you're at UTC+2 hours, which is why the JSON string changes by two hours, but if this ...
Performing a Stress Test on Web Application?
...You don't have to do any advanced regex matching (like JMeter requires) to extract out cookies, .NET session state, Ajax request parameters, etc. Since you're using real browsers, they just do what they are supposed to do.
Sorry to blatantly pitch a commercial product, but hopefully the concept is ...
How to give ASP.NET access to a private key in a certificate in the certificate store?
...ificateManager
{
public static X509Certificate2 GetCertificate(string caller)
{
AsymmetricKeyParameter caPrivateKey = null;
X509Certificate2 clientCert;
X509Certificate2 serverCert;
clientCert = GetCertificateIfExist("CN=127.0.0.1"...
How to access route, post, get etc. parameters in Zend Framework 2
...
The easisest way to get a posted json string, for example, is to read the contents of 'php://input' and then decode it. For example i had a simple Zend route:
'save-json' => array(
'type' => 'Zend\Mvc\Router\Http\Segment',
'options' => array...
Facebook Architecture [closed]
...e either. However, it's a clever idea much like HipHop to squeeze out some extra performance.
– Tom
Mar 12 '14 at 21:26
...
A regex to match a substring that isn't followed by a certain other substring
...--------------------------
^ the beginning of the string
--------------------------------------------------------------------------------
( group and capture to \1:
--------------------------------------------------------------------------------
...
Solving “Who owns the Zebra” programmatically?
...ution in Python based on constraint-programming:
from constraint import AllDifferentConstraint, InSetConstraint, Problem
# variables
colors = "blue red green white yellow".split()
nationalities = "Norwegian German Dane Swede English".split()
pets = "birds dog cats horse zebra".sp...
How to check if a symlink exists
...
How about using readlink?
# if symlink, readlink returns not empty string (the symlink target)
# if string is not empty, test exits w/ 0 (normal)
#
# if non symlink, readlink returns empty string
# if string is empty, test exits w/ 1 (error)
simlink? () {
test "$(readlink "${1}")";
}
FILE...
Streaming via RTSP or RTP in HTML5
....
Note: although this is not a native support it doesn't require anything extra on user frontend.
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