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Jackson JSON custom serialization for certain fields
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Jackson-databind (at least 2.1.3) already contains special ToStringSerializer, see my answer.
– werupokz
Feb 14 '13 at 11:26
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INSERT IF NOT EXISTS ELSE UPDATE?
...E SET...
and if you are doing INSERT INTO SELECT ... your select needs at least WHERE true to solve parser ambiguity about the token ON with the join syntax.
Be warned that INSERT OR REPLACE... will delete the record before inserting a new one if it has to replace, which could be bad if you have f...
How to start new activity on button click
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#3 is not "pro." It's the least readable and maintainable option, and it will be refactored into #1 or #2 by the first experienced developer who sees it. (Or they'll use Butterknife, which is option #1 on steroids.)
– Kevin Krumw...
Disable autocomplete via CSS
...emember this text-field and will fail to suggest some values.
This is at least the cross browser safe alternative, but I would recommend to go with the answer from RobertsonM (autocomplete="off").
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Starting iPhone app development in Linux? [closed]
...ng the application to Apple. Using the alternative tool chain opens up (at least on the Mac) the possibility of using other IDEs other than XCode for developing the application and again resorting to XCode for the deployment and testing with the simulator.
Of course if you do get the code signing ...
CHECK constraint in MySQL is not working
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...not very simple, at least compared to CHECK :(. Coupla tutes: net.tutsplus.com/tutorials/databases/…, sitepoint.com/how-to-create-mysql-triggers
– Ben
May 24 '13 at 6:15
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List the queries running on SQL Server
... In 2K5 Management Studio you also get Activity Monitor.
And last but not least there are community contributed scripts like the Who Is Active by Adam Machanic.
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Change auto increment starting number?
...d to be aware that this will cause the rebuilding of your entire table, at least with InnoDB and certain MySQL versions. If you have an already existing dataset with millions of rows, it could take a very long time to complete.
In my experience, it's better to do the following:
BEGIN WORK;
-- You ...
Distributed sequence number generation?
...he most significant 32 bits: Timestamp, the generation time of the ID.
The least significant 32 bits: 32-bits of randomness, generated anew for each ID.
d) The easy way out, use UUIDs / GUIDs.
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CSS Div stretch 100% page height
...ructions above.
The CSS:
html{
min-height:100%;/* make sure it is at least as tall as the viewport */
position:relative;
}
body{
height:100%; /* force the BODY element to match the height of the HTML element */
}
#cloud-container{
position:absolute;
top:0;
bottom:0;
lef...