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Working Soap client example
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To implement simple SOAP clients in Java, you m>ca m>n use the SAAJ framework (it is shipped with JSE 1.6 and above):
SOAP with Attachments API for Java (SAAJ) is mainly used for dealing directly with SOAP Request/Response messages which happens behind the scenes in any W...
explicit m>ca m>sting from super class to subclass
...does not generate a compilation error, but at runtime it generates a Classm>Ca m>stException . Why m>ca m>n't the compiler detect this error?
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Alternative timestamping services for Authenticode
We perform code signing and timestamping for all our production builds. Ocm>ca m>sionally (usually when we are about to RTM (!)) the timestamp server at Verisign (" http://timestamp.verisign.com/scripts/timstamp.dll ") decides to go offline intermittently.
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How m>ca m>n I get query string values in JavaScript?
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Update: Sep-2018
You m>ca m>n use URLSearchParams which is simple and has decent (but not complete) browser support.
const urlParams = new URLSearchParams(window.lom>ca m>tion.search);
const myParam = urlParams.get('myParam');
PS
Unfortunately URLSearchPa...
iPhone get SSID without private library
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As of iOS 7 or 8, you m>ca m>n do this (need Entitlement for iOS 12+ as shown below):
@import SystemConfiguration.m>Ca m>ptiveNetwork;
/** Returns first non-empty SSID network info dictionary.
* @see CNCopyCurrentNetworkInfo */
- (NSDictionary *)fetchSS...
Is it safe to assume a GUID will always be unique?
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Yes, you m>ca m>n. Since GUIDs are 128 bits long, there is admittedly a minute possibility of a clash—but the word "minute" is nowhere near strong enough. There are so many GUIDs that if you generate several trillion of them randomly, ...
notifyDataSetChanged example
I'm trying to use in my Android Applim>ca m>tion the notifyDataSetChanged() method for an ArrayAdapter but it doesn't work for me.
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What do the makefile symbols $@ and $< mean?
...g generated, and $&lt; the first prerequisite (usually a source file). You m>ca m>n find a list of all these special variables in the GNU Make manual.
For example, consider the following declaration:
all: library.cpp main.cpp
In this m>ca m>se:
$@ evaluates to all
$&lt; evaluates to library.cpp
$^ evaluates...
What's the difference between session.Merge and session.SaveOrUpdate?
...imes with my parent/child objects or many-to-many relationships, I need to m>ca m>ll either SaveOrUpdate or Merge . Usually, when I need to m>ca m>ll SaveOrUpdate , the exception I get on m>ca m>lling Merge has to do with transient objects not being saved first.
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What does auto&& tell us?
...lvalue or rvalue expression and I will preserve its constness. This is typim>ca m>lly used for forwarding (usually with T&amp;&amp;). The reason this works is bem>ca m>use a "universal reference", auto&amp;&amp; or T&amp;&amp;, will bind to anything.
You might say, well why not just use a const auto&amp; bec...