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what is the difference between OLE DB and ODBC data sources?
I was reading a MS Excel help article about pivotcache and wonder what they mean by OLE DB and ODBC sources
11 Answers
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Why do people say that Ruby is slow? [closed]
...ll my web development projects. A few years ago there was a lot of talk about Rails being a memory hog and about how it didn't scale very well but these suggestions were put to bed by Gregg Pollack here.
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Technically, why are processes in Erlang more efficient than OS threads?
...e spawning of many thousands — even millions — of Erlang processes without sucking up all available RAM.
Erlang used to be single-threaded, meaning that there was no requirement to ensure thread-safety between processes. It now supports SMP, but the interaction between Erlang processes on the sa...
Symbolicating iPhone App Crash Reports
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Also, if used without an address, it allow you to analyse multiple locations by submitting them one by one.
– Paul Ardeleanu
Mar 12 '12 at 10:03
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What is array to pointer decay?
...ay:
const int a[] = { 2, 3, 5, 7, 11 };
into a pointer (which works without casting, and therefore can happen unexpectedly in some cases):
const int* p = a;
you lose the ability of the sizeof operator to count elements in the array:
assert( sizeof(p) != sizeof(a) ); // sizes are not equal
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How do I break a string over multiple lines?
...AML.
TL;DR
Use > most of the time: interior line breaks are stripped out, although you get one at the end:
key: >
Your long
string here.
Use | if you want those linebreaks to be preserved as \n (for instance, embedded markdown with paragraphs).
key: |
### Heading
* Bullet
* Po...
How to test that no exception is thrown?
... invokes the unit of work being tested, and then checks some assumptions about a single end result of that unit. A unit test is almost always written using a unit testing framework. It can be written easily and runs quickly. It's trustworthy, readable, and maintainable. It's consistent in its result...
Setting JDK in Eclipse
...w();
}
/*class A implements testI{
public void show(){
System.out.println("Hello");
}
}*/
public class LambdaDemo1 {
public static void main(String[] args) {
testI test ;
/*test= new A();
test.show();*/
test = () ->System.out.println("Hello,ho...
WPF ToolBar: how to remove grip and overflow
...andle to the left and the overflow area to the right. they are both grayed out, but we'd like them to not be displayed at all.
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AngularJS: Injecting service into a HTTP interceptor (Circular dependency)
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Actually its not solving it, its just points out that algorithm flow was badly.
– Roman M. Koss
Jul 11 '14 at 11:54
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