大约有 21,000 项符合查询结果（耗时：0.0300秒） [XML]
How to calculate a time difference in C++
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123
See std::clock() function.
const clock_t begin_time = clock();
// do something
std::cout <...
How to remove a TFS Workspace Mapping?
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123
I ran into the same problem, and was able to fix it by manually deleting all the files in the ...
How to create a CPU spike with a bash command
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dimbadimba
22.7k2525 gold badges123123 silver badges184184 bronze badges
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Using SSH keys inside docker container
I have an app that executes various fun stuff with Git (like running git clone & git push) and I'm trying to docker-ize it.
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Object-orientation in C
...truct derived *)base_ptr; // downcast
To get polymorphism (i.e. virtual functions), you use function pointers, and optionally function pointer tables, also known as virtual tables or vtables:
struct base;
struct base_vtable
{
void (*dance)(struct base *);
void (*jump)(struct base *, int ...
Java String - See if a string contains only numbers and not letters
... You probably want to add anchors (e.g. ^[0-9]+$) otherwise abc123def will be considered a number.
– ICR
Sep 13 '13 at 21:37
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Bin size in Matplotlib (Histogram)
...bins
if __name__ == '__main__':
data = np.random.random_sample(100) * 123.34 - 67.23
bins = compute_histogram_bins(data, 10.0)
print(bins)
plt.hist(data, bins=bins)
plt.xlabel('Value')
plt.ylabel('Counts')
plt.title('Compute Bins Example')
plt.grid(True)
plt.show...
Best way to store time (hh:mm) in a database
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Another fun problem is if you are relying on the time component, it will not account for the Daylight savings adjustments when used at different times of the year.
– Chris Seufert
Nov 23 '17 at ...
Get an object properties list in Objective-C
...}
free(properties);
}
This required me to make a 'getPropertyType' C function, which is mainly taken from an Apple code sample (can't remember right now the exact source):
static const char *getPropertyType(objc_property_t property) {
const char *attributes = property_getAttributes(proper...
Do any JVM's JIT compilers generate code that uses vectorized floating point instructions?
...╰ 0x00007fc09d1ece8e: jl 0x00007fc09d1ece60 ;*if_icmpge
Have fun storming the castle!
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