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How do I check if a column is empty or null in MySQL?
...orks in SQLServer but not in SQLite, as far as I can tell, from testing it now.
– Magne
Oct 3 '17 at 9:59
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Why does isNaN(“ ”) (string with spaces) equal false?
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You should try NaN===NaN or NaN==NaN;-) I don't know if all this means the javascript engine is wacky or that javascript is bad for wacky programmers though.
– KooiInc
May 5 '09 at 22:01
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App Inventor 2 项目合并工具 AIMerge · App Inventor 2 中文网
...ers can write code to call a screen they are not developing but they must know the name that has been assigned to that screen by its developer. Also, two different developers/screens can use the same database or asset but they must be named the same (for more details on this see the Universal Datab...
Is there a case insensitive jQuery :contains selector?
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Just wanted to let folks know that the solution as described by @Pat and others for jQuery 1.3 also works for 1.4.3.
– Jim Ade
Nov 3 '10 at 17:54
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Print new output on same line [duplicate]
... Thanks for the quick response and update. That makes so much more sense now. I read the help function a dozen times and wasn't obviously paying attention. :)
– onxx
Aug 20 '12 at 4:39
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Error Dropping Database (Can't rmdir '.test\', errno: 17)
...p password" command, this was done all through the windows command editor. Now, the next process was to display the default databases (info. schema, mysql and test) which was achieved by using "SHOW DATABASES;"
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Maven package/install without test (skip tests)
...ant, I need to avoid running tests while package the application. Anybody knows how run the package with out test?
21 Answe...
Resize Google Maps marker icon image
...n {}'s, and adding the
names of each parameter.
Phillippe's code would now be:
var icon = {
url: "../res/sit_marron.png", // url
scaledSize: new google.maps.Size(width, height), // size
origin: new google.maps.Point(0,0), // origin
anchor: new google.maps.Point(anchor_left,...
No generic implementation of OrderedDictionary?
...mean license it and host it somewhere - no... it lives here on SO only for now.
– mattmc3
Mar 5 '13 at 3:43
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Check if PHP session has already started
... really think about refactoring your session management code if you don't know whether or not a session is started...
That said, my opinion is subjective, and there are situations (examples of which are described in the comments below) where it may not be possible to know if the session is started....