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Common MySQL fields and their appropriate data types
...I seem to almost exclusively use:
INT(11) for anything that is either an ID or references another ID
DATETIME for time stamps
VARCHAR(255) for anything guaranteed to be under 255 characters (page titles, names, etc)
TEXT for pretty much everything else.
Of course there are exceptions, but I find...
How do I verify jQuery AJAX events with Jasmine?
...ml ). I have configured SpecRunner to load jquery and other .js files. Any ideas why the following doesn't work? has_returned does not become true, even thought the "yuppi!" alert shows up fine.
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List of zeros in python [duplicate]
...tertools.repeat and [0] * n will create lists whose elements refer to same id. This is not a problem with immutable objects like integers or strings but if you try to create list of mutable objects like a list of lists ([[]] * n) then all the elements will refer to the same object.
a = [[]] * 10
a...
How does a Linux/Unix Bash script know its own PID?
I have a script in Bash called Script.sh , and it needs to know its own PID (i.e. I need to get PID inside the Script.sh )
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TSQL Pivot without aggregate function
... = that value..
In this case, you could also self join 5 times on customerid, filter by dbColumnName per table reference. It may work out better.
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How do I cast a string to integer and have 0 in case of error in the cast with PostgreSQL?
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I was just wrestling with a similar problem myself, but didn't want the overhead of a function. I came up with the following query:
SELECT myfield::integer FROM mytable WHERE myfield ~ E'^\\d+$';
Postgres shortcuts its conditionals, so you shouldn't get any non-integers hitting ...
form with no action and where enter does not reload page
...ause a page reload in some browsers.. I've found that action="javascript:void(0);" works well.
– Dutchie432
Oct 17 '11 at 20:14
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How can I count text lines inside an DOM element? Can I?
I'm wondering if there's a way to count lines inside a div for example. Say we have a div like so:
16 Answers
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How can I recover a lost commit in Git?
... and you can reset to it (for example:git reset --hard e870e41).
(If you didn't commit your changes... you might be in trouble - commit early, and commit often!)
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Select + copy text in a TextView?
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android:textIsSelectable works (at least in ICS - I haven't yet checked in earlier versions)
<TextView
android:id="@+id/deviceIdTV"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
andro...