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Add primary key to existing table
I have an existing table called Persion . In this table I have 5 columns:
10 Answers
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How do I scroll to an element using JavaScript?
...ar question
My Answer explained:
here is a simple javascript for that
call this when you need to scroll the screen to an element which has id="yourSpecificElementId"
window.scroll(0,findPos(document.getElementById("yourSpecificElementId")));
ie. for the above question, if the intention is to...
How to name factory like methods?
...guess that most factory-like methods start with create . But why are they called " create "? Why not " make ", " produce ", " build ", " generate " or something else? Is it only a matter of taste? A convention? Or is there a special meaning in "create"?
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Why does only the first line of this Windows batch file execute but all three lines execute in a com
...aven uses batch files to do its business. With any batch script, you must call another script using the call command so it knows to return back to your script after the called script completes. Try prepending call to all commands.
Another thing you could try is using the start command which shoul...
How should I call 3 functions in order to execute them one after the other?
If I need call this functions one after other,
11 Answers
11
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The term “Context” in programming? [closed]
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Context can be seen as a bucket to pass information around. It is typically used to pass things not necessarily tied directly to a method call, but could still be pertinent. A layperson way of describing it might be "stuff you may care about".
For e.g. if you were writing a service to update ...
Bootstrap Carousel image doesn't align properly
...nsive center-block" src="img/....jpg" alt="First slide">
This automatically does image resizing, and centers the picture.
Edit:
With bootstrap 4, just add the img-fluid class
<img class="img-fluid" src="img/....jpg">
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Calling a Method From a String With the Method's Name in Ruby
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To call functions directly on an object
a = [2, 2, 3]
a.send("length")
# or
a.public_send("length")
which returns 3 as expected
or for a module function
FileUtils.send('pwd')
# or
FileUtils.public_send(:pwd)
and a locally...
Where IN clause in LINQ [duplicate]
...T source, params T[] list)
{
return list.Contains(source);
}
Now you call:
var states = _objdatasources.StateList().Where(s => s.In(countrycodes));
You can pass individual values too:
var states = tooManyStates.Where(s => s.In("x", "y", "z"));
Feels more natural and closer to sql.
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Async call with await in HttpClient never returns
I have a call I am making from inside a xaml-based, C# metro application on the Win8 CP; this call simply hits a web service and returns JSON data.
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