大约有 39,000 项符合查询结果（耗时：0.0658秒） [XML]
What is uint_fast32_t and why should it be used instead of the regular int and uint32_t?
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135
int may be as small as 16 bits on some platforms. It may not be sufficient for your application...
NUnit isn't running Visual Studio 2010 code
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I've downloaded the NUnit 2.5 source and opened the VS2008 solution in the VS2010 beta. Once the conversion finished I opened all the projects and changed the target framework setting for all the projects to ".NET Framework 4.0". I then built the soluti...
Use underscore inside Angular controllers
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edited Sep 2 '15 at 15:39
TWright
1,7531616 silver badges2424 bronze badges
answered Feb 19 '...
Understanding exactly when a data.table is a reference to (vs a copy of) another data.table
...0000040C2288 14 REALSXP g0c2 [NAM(2)] (len=2, tl=0) 1,2
# @00000000040C2250 14 REALSXP g0c2 [NAM(2)] (len=2, tl=0) 11,12
# ATTRIB: # ..snip..
.Internal(inspect(newDT)) # precisely the same object at this point
# @0000000003B7E2A0 19 VECSXP g0c7 [OBJ,NAM(2),ATT] (len=2, tl=100)
# @00000000040...
Is volatile expensive?
...96ce98: mov $0x6fa2b2f0,%esi ; {oop('Test2')}
0xb396ce9d: mov 0x150(%esi),%ebp
0xb396cea3: mov 0x154(%esi),%edi ;*getstatic l
; - Test2::run@0 (line 33)
0xb396cea9: cmp %ecx,%ebp
0xb396ceab: jne 0xb396ceaf
0xb396cead: cmp %ebx,%edi
0xb396ce...
How to remove specific elements in a numpy array
...For your specific question:
import numpy as np
a = np.array([1, 2, 3, 4, 5, 6, 7, 8, 9])
index = [2, 3, 6]
new_a = np.delete(a, index)
print(new_a) #Prints `[1, 2, 5, 6, 8, 9]`
Note that numpy.delete() returns a new array since array scalars are immutable, similar to strings in Python, so each...
Ways to save Backbone.js model data?
...aults: {
flavor: 'Boston Cream', // Some string
price: '0.50' // Dollars
}
});
To populate the model there are a few ways to do so. For example, you can set up your model instance by passing in a JSON OR use method called set() which takes a JSON object of attributes.
myDonu...
Call Go functions from C
...ft := float64(total) * 0.01
// print how far along we are.
// eg: 500 / 1000 (50.00%)
// For good measure, prefix it with our userdata value, which
// we supplied as "Callbacks rock!".
fmt.Printf("%s: %d / %d (%3.2f%%)\n", userdata.(string), current, total, fc / ft)
return 0...
What exactly does the .join() method do?
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Look carefully at your output:
5wlfgALGbXOahekxSs9wlfgALGbXOahekxSs5
^ ^ ^
I've highlighted the "5", "9", "5" of your original string. The Python join() method is a string method, and takes a list of things to join with th...
How to delete multiple values from a vector?
...tor like: a = c(1:10) and I need to remove multiple values, like: 2, 3, 5
8 Answers
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