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What is the use of ObservableCollection in .net?
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edited Feb 20 '18 at 5:22
Uwe Keim
35.7k3636 gold badges153153 silver badges255255 bronze badges
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Most efficient way to concatenate strings?
...ch better than using the + operator. But I've found that, when executing 1000 concatenations or less, String.Join() is even more efficient than StringBuilder.
StringBuilder sb = new StringBuilder();
sb.Append(someString);
The only problem with String.Join is that you have to concatenate the stri...
Arduino Sketch upload issue - avrdude: stk500_recv(): programmer is not responding
...ve an Arduino Duemilanove with an ATmega328 . I am working on Ubuntu 12.04 (Precise Pangolin), and the Arduino IDE's version is 1.0. Recently, I tried to upload a few of the sample sketches onto it, such as the Blink one. However, none of my attempts are working and they result in the same error...
Are C# events synchronous?
...// ...
.locals init (class [mscorlib]System.Func`2<int32,string> V_0,
class [mscorlib]System.Func`2<int32,string> V_1,
class [mscorlib]System.Func`2<int32,string> V_2)
IL_0000: ldarg.0
IL_0001: ldfld class [mscorlib]System.Func`2<int32,string&g...
Formatting NSDate into particular styles for both year, month, day, and hour, minute, seconds
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Srikar Appalaraju
63.5k4747 gold badges202202 silver badges257257 bronze badges
answered Jun 1 '09 at 22:34
Rob NapierRob Napier
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Replace string within file contents
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edited Sep 9 '19 at 0:44
answered Nov 8 '10 at 21:20
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Check if option is selected with jQuery, if not select a default
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270
While I'm not sure about exactly what you want to accomplish, this bit of code worked for me.
&...
Is REST DELETE really idempotent?
...hat (aside from
error or expiration issues) the
side-effects of N > 0 identical
requests is the same as for a single
request. The methods GET, HEAD, PUT
and DELETE share this property. Also,
the methods OPTIONS and TRACE SHOULD
NOT have side effects, and so are
inherently idempote...
How can I show line numbers in Eclipse?
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1100
Window → Preferences → General → Editors → Text Editors → Show line numbers.
Edit:...
How do I get elapsed time in milliseconds in Ruby?
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