大约有 47,000 项符合查询结果（耗时：0.0597秒） [XML]
Getting the closest string match
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+100
I was presented with this problem about a year ago when it came to looking up user entered information about a oil rig in a database ...
How do you connect localhost in the Android emulator? [duplicate]
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Use 10.0.2.2 to access your actual machine.
As you've learned, when you use the emulator, localhost (127.0.0.1) refers to the device's own loopback service, not the one on your machine as you may expect.
You can use 10.0.2.2 to ...
find vs find_by vs where
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104
Use whichever one you feel suits your needs best.
The find method is usually used to retrieve ...
Number of lines in a file in Java
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240
This is the fastest version I have found so far, about 6 times faster than readLines. On a 150MB...
Storing R.drawable IDs in XML array
... within your /res/values folder that looks like this:
<?xml version="1.0" encoding="utf-8"?>
<resources>
<integer-array name="random_imgs">
<item>@drawable/car_01</item>
<item>@drawable/balloon_random_02</item>
<item>@draw...
Convert a number range to another range, maintaining ratio
...) + NewMin
Or if you want to protect for the case where the old range is 0 (OldMin = OldMax):
OldRange = (OldMax - OldMin)
if (OldRange == 0)
NewValue = NewMin
else
{
NewRange = (NewMax - NewMin)
NewValue = (((OldValue - OldMin) * NewRange) / OldRange) + NewMin
}
Note that in this...
Can someone explain this 'double negative' trick? [duplicate]
...ue.
The "falsey" values are:
false
NaN
undefined
null
"" (empty string)
0
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Multiple queries executed in java in single statement
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140
I was wondering if it is possible to execute something like this using JDBC.
"SELECT FROM * TAB...
How to convert ASCII code (0-255) to its corresponding character?
How can I convert, in Java, the ASCII code (which is an integer from [0, 255] range) to its corresponding ASCII character?
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How can I auto increment the C# assembly version via our CI platform (Hudson)?
...ementing assembly version numbers and we frequently ship assemblies with 1.0.0.0 versions. Obviously, this causes a lot of headaches.
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