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How to test an SQL Update statement before running it?
...e as the UPDATE.
So if you UPDATE is
UPDATE foo
SET bar = 42
WHERE col1 = 1
AND col2 = 'foobar';
The following will show you which rows will be updated:
SELECT *
FROM foo
WHERE col1 = 1
AND col2 = 'foobar';
shar...
What's the difference between the 'ref' and 'out' keywords?
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1179
ref tells the compiler that the object is initialized before entering the function, while out...
ISO time (ISO 8601) in Python
...uld like to take its creation time, and convert it to an ISO time (ISO 8601) string while preserving the fact that it was created in the Eastern Time Zone (ET) .
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How to edit a JavaScript alert box title?
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11 Answers
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How do you divide each element in a list by an int?
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The idiomatic way would be to use list comprehension:
myList = [10,20,30,40,50,60,70,80,90]
myInt = 10
newList = [x / myInt for x in myList]
or, if you need to maintain the reference to the original list:
myList[:] = [x / myInt for x in myList]
...
Why should I prefer to use member initialization lists?
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281
For POD class members, it makes no difference, it's just a matter of style. For class members w...
Dynamically access object property using variable
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16 Answers
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Precision String Format Specifier In Swift
...he integer number 4 formatted with "03" looks like 004
let someDouble = 3.14159265359, someDoubleFormat = ".3"
println("The floating point number \(someDouble) formatted with \"\(someDoubleFormat)\" looks like \(someDouble.format(someDoubleFormat))")
// The floating point number 3.14159265359 forma...
How can I detect when an Android application is running in the emulator?
...nning on the emulator than when running on a device. ( For example , using 10.0.2.2 instead of a public URL to run against a development server automatically.) What is the best way to detect when an Android application is running in the emulator?
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What is the correct syntax of ng-include?
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edited Mar 10 '15 at 11:04
matthias krull
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