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Set the value of an input field
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Yes, assign an event handler to the input field that wipes the value onclick. Example: elem.onclick = clearField(); // that would point to a function that wipes the field by setting the value to nothing, similar to the answer above.
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How to overlay images
...DIT: To clarify for your example - you could ignore the visibility:hidden; and kill the :hover execution if you wanted, this was just the way I did it.
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Reset AutoIncrement in SQL Server after Delete
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Issue the following command to reseed mytable to start at 1:
DBCC CHECKIDENT (mytable, RESEED, 0)
Read about it in the Books on Line (BOL, SQL help). Also be careful that you don't have records higher than the seed you are setting.
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How do I concatenate strings in Swift?
...hange its value once you have set it. You can still add it to other things and create new variables though.
var creates a variable. (sort of like NSMutableString) so you can change the value of it. But this has been answered several times on Stack Overflow, (see difference between let and var).
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How do I print a double value with full precision using cout?
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You can set the precision directly on std::cout and use the std::fixed format specifier.
double d = 3.14159265358979;
cout.precision(17);
cout << "Pi: " << fixed << d << endl;
You can #include <limits> to get the maximum precision of a floa...
Case insensitive 'in'
...e list. (name.upper() for name in USERNAMES) would create only a generator and one needed string at a time - massive memory savings if you're doing this operation a lot. (even more savings, if you simply create a list of lowercase usernames that you reuse for checking every time)
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How to manually install an artifact in Maven 2?
...ith Maven 2. I wanted to install a jar from a local directory with the command
6 Answers
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Pass array to ajax request in $.ajax() [duplicate]
...nfo=arrayasvalues instead of every key is a param?
– Andres Ramos
Sep 27 '16 at 15:35
do you mean info=0,1 ?
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How to change colors of a Drawable in Android?
I'm working on an android application, and I have a drawable that I'm loading up from a source image. On this image, I'd like to convert all of the white pixels to a different color, say blue, and then cache the resultant Drawable object so I can use it later.
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How to evaluate http response codes from bash/shell script?
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I haven't tested this on a 500 code, but it works on others like 200, 302 and 404.
response=$(curl --write-out '%{http_code}' --silent --output /dev/null servername)
Note, format provided for --write-out should be quoted.
As suggested by @ibai, add --head to make a HEAD only request. This will sav...