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In absence of preprocessor macros, is there a way to define practical scheme specific flags at proje
...y default for all Xcode projects in the default scheme for the Run build. One could query #ifdef DEBUG ... and make decisions in the code accordingly, even compiling out non-necessary code.
...
How to pad zeroes to a string?
...should be a print function on Python 3? I edited in the parens; since only one thing is being printed, it works identically now on Py2 and Py3.
– ShadowRanger
Jan 25 '19 at 2:19
2
...
Vim for Windows - What do I type to save and exit from a file?
...out, you might get stuck and thinking this doesn't work. Hope I helped someone not waste time like I did.
– Djuka
Oct 7 '16 at 9:52
3
...
TypeError: ObjectId('') is not JSON serializable
...
You should define you own JSONEncoder and using it:
import json
from bson import ObjectId
class JSONEncoder(json.JSONEncoder):
def default(self, o):
if isinstance(o, ObjectId):
return str(o)
return json.JSONEncoder.defa...
BLE（四）嗅探工具 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...源硬件且配有混杂模式追踪的“超牙”设备——Ubertooth One拥有二次开发和嗅探已建立连接的蓝牙通信数据包的能力；
而淘宝购买的廉价CC2540开发板则作为最佳替补方案。
0x1 低功耗蓝牙SOC低功耗蓝牙推出以来，众多厂商根据标...
Get value of a string after last slash in JavaScript
... lastIndexOf / substring solution is probably the most efficient (although one always has to be careful saying anything about JavaScript and performance, since the engines vary so radically from each other), but unless you're doing this thousands of times in a loop, it doesn't matter and I'd strive ...
How to check if type of a variable is string?
...
I know this is an old topic, but being the first one shown on google and given that I don't find any of the answers satisfactory, I'll leave this here for future reference:
six is a Python 2 and 3 compatibility library which already covers this issue. You can then do somet...
How do you redirect HTTPS to HTTP?
...ou redirect HTTPS to HTTP?. That is, the opposite of what (seemingly) everyone teaches.
10 Answers
...
Best cross-browser method to capture CTRL+S with JQuery?
...d, including Chrome Version 28.0.1500.71
– T. Brian Jones
Jul 22 '13 at 16:49
28
Doable with pure...
Get attribute name value of
...ion is over 35 times faster than the jQuery version.
Now, that's just for one operation, over time you will have more and more stuff going on in your code. Perhaps for something particularly advanced, the optimal "pure JavaScript" solution would take one second to run. The jQuery version might take...