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Check if a Windows service exists and delete in PowerShell
...f you just want to check service existence:
if (Get-Service "My Service" -ErrorAction SilentlyContinue)
{
"service exists"
}
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ios Upload Image and Text using HTTP POST
... mainQueue] completionHandler:^(NSURLResponse *response, NSData *data, NSError *connectionError) {}];
– eric
Aug 6 '15 at 22:32
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show 8 m...
How to avoid isset() and empty()
...is undefined" and "undefined offset" messages when running on the E_NOTICE error level, because the existence of variables is not explicitly checked using isset() and consorts.
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send/post xml file using curl command line
...x.
If this call is successful, curl returns 0. If it is unsuccessful, the error or exception from the service is printed to the console. This answer takes a lot from an old blog post relating to Hudson, which I deconstructed and re-worked for my own needs.
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ObjectiveC Parse Integer from String
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Are you kidding me? What if the string is "0"? Is it an error or a correct parse? Kind of sad that Apple abhors exceptions, since this is exactly the place you need them.
– phreakhead
Oct 19 '13 at 8:06
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How do I deserialize a JSON string into an NSDictionary? (For iOS 5+)
... an NSString parameter where you should be passing an NSData parameter:
NSError *jsonError;
NSData *objectData = [@"{\"2\":\"3\"}" dataUsingEncoding:NSUTF8StringEncoding];
NSDictionary *json = [NSJSONSerialization JSONObjectWithData:objectData
options:NSJSONRea...
Android Studio says “cannot resolve symbol” but project compiles
...ect).
wait for android studio to load everything.
It will give you some errors, ignore those.
Now go to your java file and android studio will suggest you import
import android.support.v4.app.FragmentActivity;
Import it, then go back to Open Module Settings and change the compile sdk ver...
What is the difference between svg's x and dx attribute?
... is the difference between svg's x and dx attribute (or y and dy)? When would be a proper time to use the axis shift attribute (dx) versus the location attribute (x)?
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How do you disable the unused variable warnings coming out of gcc in 3rd party code I do not wish to
...ass to the gcc compiler to turn off unused variable warnings? I'm getting errors out of boost on windows and I do not want to touch the boost code:
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Unioning two tables with different number of columns
...nd followed above answer. But mismatch in the Order of data type caused an error. The below description from another answer will come handy.
Are the results above the same as the sequence of columns in your table? because oracle is strict in column orders. this example below produces an error:
cre...