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Postgresql SELECT if string contains
...LSE. The statement is not dynamic, only values are concatenated, no chance for SQL injection.
– Erwin Brandstetter
Apr 27 '14 at 10:48
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NSUserDefaults not cleared after app uninstall on simulator
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The expected behavior is that when the app is deleted, the NSUserDefaults for that app are deleted as well.
However, NSUserDefaults are NOT deleted when you remove an app from the simulator.
They are correctly deleted when you delete them from a physical device running iOS8.
A quick and annoyin...
INSERT INTO … SELECT FROM … ON DUPLICATE KEY UPDATE
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MySQL will assume the part before the equals references the columns named in the INSERT INTO clause, and the second part references the SELECT columns.
INSERT INTO lee(exp_id, created_by, location, animal, starttime, endtime, entct,
ina...
How to use JNDI DataSource provided by Tomcat in Spring?
...pring 4 JndiObjectFactoryBean Javadoc
Edit: This answer has been updated for Tomcat 8 and Spring 4. There have been a few property name changes for Tomcat's default datasource resource pool setup.
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How can I convert a comma-separated string to an array?
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var array = string.split(',');
MDN reference, mostly helpful for the possibly unexpected behavior of the limit parameter. (Hint: "a,b,c".split(",", 2) comes out to ["a", "b"], not ["a", "b,c"].)
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How to set SQL Server connection string?
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How can I use this format but use a domain user? I keep get a red underline when I use user id=Domain\Uname i think it's something to do with invalid escape characters, how should I do that corectly?
– Wairimu Murigi
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Retain cycle on `self` with blocks
...are captured when they are created. It just so happens that the workaround for the const-copy issue is identical to the workaround for the retain issue; namely, using the __block storage class for the variable.
In any case, to answer your question, there's no real alternative here. If you're design...
How to define a custom ORDER BY order in mySQL
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MySQL has a handy function called FIELD() which is excellent for tasks like this.
ORDER BY FIELD(Language,'ENU','JPN','DAN'), ID
Note however, that
It makes your SQL less portable, as other DBMSs might not have such function
When your list of languages (or other values to sort by) ...
How do you create a toggle button?
...ere are no good ways do to it. You have to add extra span, extra div, and, for a really nice look, add some javascript.
So the best solution is to use a small jQuery function and two background images for styling the two different statuses of the button. Example with an up/down effect given by bord...
How to create enum like type in TypeScript?
I'm working on a definitions file for the Google maps API for TypeScript.
6 Answers
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