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How to test an SQL Update statement before running it?
...verflow.com/a/18499823/1416909
):
# do some stuff that should be conditionally rollbacked later on
SET @v1 := UPDATE MyGuests SET lastname='Doe' WHERE id=2;
IF(v1 < 1) THEN
ROLLBACK;
ELSE
COMMIT;
END IF;
But I would suggest to use the language wrappers available in your favorite progr...
How to impose maxlength on textArea in HTML using JavaScript
...
@JoshStodola - Indeed you cannot. It would really annoy me as a user if I had pasted a whole piece of something in a textarea, clicked submit, and only saw a small portion of it go through without any response.
– Travis J
Apr 30 '1...
Best way to extract a subvector from a vector?
Suppose I have a std::vector (let's call it myVec ) of size N . What's the simplest way to construct a new vector consisting of a copy of elements X through Y, where 0
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Font from origin has been blocked from loading by Cross-Origin Resource Sharing policy
I'm receiving the following error on a couple of Chrome browsers but not all. Not sure entirely what the issue is at this point.
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For a boolean field, what is the naming convention for its getter/setter?
...e section of Sun's code conventions where boolean getter names are specifically covered? I could not find it.
– Konstantin Pelepelin
Mar 29 '17 at 17:36
4
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CodeIgniter activerecord, retrieve last insert id?
...t can be return insert id it is
// similar to the mysql_insert_id in core PHP
You can refer this link you can find some more stuff.
Information from executing a query
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Make an HTTP request with android
...e. Instead use either:
OkHttp
HttpUrlConnection
Original Answer
First of all, request a permission to access network, add following to your manifest:
<uses-permission android:name="android.permission.INTERNET" />
Then the easiest way is to use Apache http client bundled with Android:
Ht...
Why does IE9 switch to compatibility mode on my website?
I have just installed IE9 beta and on a specific site I created (HTML5) IE9 jumps to compatibility mode unless I manually tell it not to. I have tried removing several parts of the website but no change. Including removing all CSS includes. On some other website of me it goes just fine.
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IPN vs PDT in Paypal
...n't happen. The application I wrote handles the PDT and IPN almost identically (the backend part is the same) and that code acquires a per-web-user lock in the database, so that if the same user tries to submit the exact same payment multiple times it can only be processed once. Once processed the...
Wait until all jQuery Ajax requests are done?
How do I make a function wait until all jQuery Ajax requests are done inside another function?
20 Answers
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