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App Inventor 2 UrsPahoMqttClient 拓展 - 物联网轻量级MQTT协议 · App Inventor 2 中文网
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App Inventor 2 Urs...
How to check for file lock? [duplicate]
...new ProcessModule[proc.Modules.Count];
foreach (ProcessModule pm in proc.Modules)
{
if (pm.ModuleName == fileName)
return proc.ProcessName;
}
}
}
return null;
}
...
DateTime.Now vs. DateTime.UtcNow
...dates and times to -- otherwise you will tell them something happened at 3 PM in system or server time, when it really happened at 5 PM where they happen to live.
We use DateTime.UtcNow because we have a global web audience, and because I'd prefer not to nag every user to fill out a form indicating...
Convert two lists into a dictionary
...mid-2019 (python 3.7.3), I find different timings. %%timeit returns 1.57 \pm 0.019microsec for dict(zip(headList, textList)) & 1.95 \pm 0.030 microsec for {k: v for k, v in zip(headList, textList)}. I would suggest the former for readability and speed. Obviously this gets at the min() vs me...
Select rows of a matrix that meet a condition
... called data, then all the rows meeting a condition where value of column 'pm2.5' > 300 can be received by -
data[data['pm2.5'] >300,]
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f...
Where can I find documentation on formatting a date in JavaScript?
...("dddd, MMMM Do YYYY, h:mm:ss a"); // "Sunday, February 14th 2010, 3:25:50 pm"
a.format("ddd, hA"); // "Sun, 3PM"
(*) lightweight meaning 9.3KB minified + gzipped in the smallest possible setup (feb 2014)
...
How do I get a UTC Timestamp in JavaScript?
... U.S. English locale):
ticks=1409103400661, DateTime=8/26/2014 6:36:40 PM, Date=8/26/2014,
Time=6:36:40 PM
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Append TimeStamp to a File Name
...abc");
}
}
Output :
C:\Users\Fez\Documents\text-2020-01-08_05-23-13-PM.bin
"text-{0:yyyy-MM-dd_hh-mm-ss-tt}.bin"
text- The first part of the output required
Files will all start with text-
{0: Indicates that this is a string placeholder
The z...
Build query string for System.Net.HttpClient get
...ck out the docs for more details. The full package is available on NuGet:
PM> Install-Package Flurl.Http
or just the stand-alone URL builder:
PM> Install-Package Flurl
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Hash function that produces short hashes?
...epending on what the OP is actually doing with it.
– PM 2Ring
Aug 23 '18 at 17:35
2
There is one ...