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How to do date/time comparison
... time.LoadLocation("UTC")
// setup a start and end time
createdAt := time.Now().In(loc).Add(1 * time.Hour)
expiresAt := time.Now().In(loc).Add(4 * time.Hour)
// get the diff
diff := expiresAt.Sub(createdAt)
fmt.Printf("Lifespan is %+v", diff)
The program outputs:
Lifespan is 3h0m0s
http://pla...
How to printf uint64_t? Fails with: “spurious trailing ‘%’ in format”
... requested.
#define __STDC_FORMAT_MACROS
#include <inttypes.h>
... now PRIu64 will work
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How to automatically generate N “distinct” colors?
...dividing the RGB cube into a lattice and then drawing points. Does anyone know any other methods? I'm ruling out defining a list and then just cycling through it. I should also say I don't generally care if they clash or don't look nice, they just have to be visually distinct.
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What is __stdcall?
... calling you (as is the case here with WinMain). If the compiler doesn't know the correct calling convention then you will likely get very strange crashes as the stack will not be managed correctly.
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廉价共享存储解决方案2-drbd+cman+gfs2 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...yes
Warning: Permanently added 'gfs_2,172.16.20.46' (RSA) to the list of known hosts.
root@gfs_2's password:
Now try logging into the machine, with "ssh 'root@gfs_2'", and check in:
.ssh/authorized_keys
to make sure we haven't added extra keys that you weren't expecting.
[root@gfs_2...
Finding what methods a Python object has
...le(getattr(object, method_name))]
I discovered it at diveintopython.net (Now archived). Hopefully, that should provide some further detail!
If you get an AttributeError, you can use this instead:
getattr( is intolerant of pandas style python3.6 abstract virtual sub-classes. This code does the s...
How can I use threading in Python?
...nction are provided by two libraries:multiprocessing, and also its little known, but equally fantastic step child:multiprocessing.dummy.
multiprocessing.dummy is exactly the same as multiprocessing module, but uses threads instead (an important distinction - use multiple processes for CPU-intensive...
Download the Android SDK components for offline install
.../temp (ex:- c:\android-sdk\temp) folder/directory in your offline machine.
Now start the SDK manager and select the package which you have paste in temp and click Install package button. Your package has been installed.
Restart your eclipse and AVD manager to get new packages.
Note:- if you are do...
How to remove from a map while iterating it?
...roduces the loop variable that is directly usable as the value, and so no knowledge of the container is required inside the loop. This is a clue to the intended usage of the RBFL for loops that do not have to know about the container. Erasing is the complete opposite situation, where it's all about ...
ADB No Devices Found
..., and Google USB Driver. I have checked the setting on my Nexus 10 for "Unknown Sources".
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