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update columns values with column of another table based on condition [duplicate]
... @Sam, that is because you are referencing table1 in the UPDATE and FROM clauses (the same table is referenced twice). According to the script you are actually updating the field in the table you are querying rather than the one you are updating. The SET clause should reference the UPDATE...
In php, is 0 treated as empty?
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The following things are considered to be empty:
"" (an empty string)
0 (0 as an integer)
0.0 (0 as a float)
"0" (0 as a string)
NULL
FALSE
array() (an empty array)
var $var; (a variable declared, but without a value in a class)
Note that this is exactly the same list...
Echo tab characters in bash script
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Put your string between double quotes:
echo "[$res]"
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Exiting from python Command Line
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In my python interpreter exit is actually a string and not a function -- 'Use Ctrl-D (i.e. EOF) to exit.'. You can check on your interpreter by entering type(exit)
In active python what is happening is that exit is a function. If you do not call the function it will p...
Adding custom radio buttons in android
I have a simple android radio button below
10 Answers
10
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JavaScript hide/show element
How could I hide the 'Edit'-link after I press it? and also can I hide the "lorem ipsum" text when I press edit?
11 Answers...
How to get just numeric part of CSS property with jQuery?
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This will clean up all non-digits, non-dots, and not-minus-sign from the string:
$(this).css('marginBottom').replace(/[^-\d\.]/g, '');
UPDATED for negative values
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Html.Partial vs Html.RenderPartial & Html.Action vs Html.RenderAction
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Html.Partial returns a String. Html.RenderPartial calls Write internally and returns void.
The basic usage is:
// Razor syntax
@Html.Partial("ViewName")
@{ Html.RenderPartial("ViewName"); }
// WebView syntax
<%: Html.Partial("ViewName") %>...
Difference between adjustResize and adjustPan in android?
...yboard appears.
When I use adjustResize, it res-size the UI components and at the same time adjustPan gave me same output.
I want to know the difference between them and when to use each component? Which one(adjustPan or adjustResize) is good for resizing UI?
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How to find the 'sizeof' (a pointer pointing to an array)?
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Thats how pascal strings are implemented
– dsm
Jan 29 '09 at 16:44
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