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INSERT IF NOT EXISTS ELSE UPDATE?
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It's valid if you know all the new value for all the fields. If the user update only, say, the Level, this approach cannot be followed.
– rds
Nov 14 '12 at 15:07
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Length of a JavaScript object
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This doesn't have to modify any existing prototype since Object.keys() is now built in.
Edit: Objects can have symbolic properties which can not be returned via Object.key method. So the answer would be incomplete without mentioning them.
Symbol type was added to the language to create unique ide...
jQuery/JavaScript: accessing contents of an iframe
...y manages HTML requests. I'm browsing a distant site under localhost right now and it's absolutely transparent :)
– neemzy
Oct 7 '13 at 10:16
add a comment
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Git error when trying to push — pre-receive hook declined
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This is awesome. Now I can again push and pull, but before it I need to set upstream as git branch --set-upstream-to=origin/myBranch. +1 for your answer.
– AlokeT
Mar 20 '19 at 13:27
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How can I stop a running MySQL query?
I connect to mysql from my Linux shell. Every now and then I run a SELECT query that is too big. It prints and prints and I already know this is not what I meant. I would like to stop the query.
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How to replace case-insensitive literal substrings in Java
...uble its absence causes for beginners especially could have been avoided. Now on JDK 7, String still doesn't support this one little addition!
Well anyway, I'll stop griping. For everyone in particular newer to Java, here's your cut-and-paste deus ex machina. As I said, not as elegant and won'...
Modular multiplicative inverse function in Python
...: I'm the current maintainer of the gmpy library.
Updated answer 2
gmpy2 now properly raises an exception when the inverse does not exists:
>>> import gmpy2
>>> gmpy2.invert(0,5)
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
ZeroDivisionEr...
How to test a confirm dialog with Cucumber?
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The selenium driver now supports this
From Capybara you would access it like this:
page.driver.browser.switch_to.alert.accept
or
page.driver.browser.switch_to.alert.dismiss
or
page.driver.browser.switch_to.alert.text
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Changing an element's ID with jQuery
... arrived here double checking id reassignment - should this now be .prop( ... ) instead of .attr( ... )?
– Carl
Jan 23 '12 at 18:21
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How To Format A Block of Code Within a Presentation? [closed]
...s work across Visual Studio to other Microsoft products though so I don't know if it will be any help.
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