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How do I convert Long to byte[] and back in java
...a temporary ByteBuffer for each conversion. Not good if you are sending multiple longs per message and/or lots of messages.
– Stephen C
Dec 19 '10 at 23:28
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Why are Subjects not recommended in .NET Reactive Extensions?
...ThreadPool/TaskPool and leaving you in a ThreadPool starvation situation. Alternatively you don't want the hassle of context switching (I guess). So assume we have our own thread, we will probably have some sort of While/Sleep loop that we sit in to poll. When the check finds some messages we publis...
How to get parameters from the URL with JSP
... include the value of a request parameter in the generated output:
Hello <b><%= request.getParameter("name") %></b>!
If the page was accessed with the URL:
http://hostname.com/mywebapp/mypage.jsp?name=John+Smith
the resulting output would be:
Hello <b>John Smith</b&...
Broadcast receiver for checking internet connection in android app
...broadcast receiver is being called two times because
You have added two <intent-filter>
Change in network connection :
<action android:name="android.net.conn.CONNECTIVITY_CHANGE" />
Change in WiFi state:
<action android:name="android.net.wifi.WIFI_STATE_CHANGED" />
Just use ...
Proper way to handle multiple forms on one page in Django
...OST data. You can tell which submit button was clicked: How can I build multiple submit buttons django form?
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Simple (I think) Horizontal Line in WPF?
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How about add this to your xaml:
<Separator/>
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AngularJS toggle class using ng-class
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How to use conditional in ng-class:
Solution 1:
<i ng-class="{'icon-autoscroll': autoScroll, 'icon-autoscroll-disabled': !autoScroll}"></i>
Solution 2:
<i ng-class="{true: 'icon-autoscroll', false: 'icon-autoscroll-disabled'}[autoScroll]"></i>
S...
Fastest way to determine if an integer's square root is an integer
...de, at least with my CPU (x86) and programming language (C/C++). Your results may vary, especially because I don't know how the Java factor will play out.
My approach is threefold:
First, filter out obvious answers. This includes negative numbers and looking at the last 4 bits. (I found lookin...
Performance of Find() vs. FirstOrDefault() [duplicate]
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I was able to mimic your results so I decompiled your program and there is a difference between Find and FirstOrDefault.
First off here is the decompiled program. I made your data object an anonmyous data item just for compilation
List<\u003C\u0...
Placing border inside of div and not on its edge
I have a <div> element and I want to put a border on it. I know I can write style="border: 1px solid black" , but this adds 2px to either side of the div, which is not what I want.
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