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How to retry after exception?
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The retrying package is a nice way to retry a block of code on failure.
For example:
@retry(wait_random_min=1000, wait_random_max=2000)
def wait_random_1_to_2_s():
print("Randomly wait 1 to 2 seconds between retries")
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Make: how to continue after a command fails?
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Return successfully by blocking rm's returncode behind a pipe with the true command, which always returns 0 (success)
rm file | true
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How can I get the line number which threw exception?
In a catch block, how can I get the line number which threw an exception?
12 Answers
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force client disconnect from server with socket.io and nodejs
...e to repeatedly kick the users, or if really necessary, resort to standard blocking techniques; the lower level these are implemented (e.g. iptables), the more resources you will save. In most cases, simply kicking the client should be sufficient though, since socketio does not connect that rapidly,...
App Inventor 2 传感器应用教程 - 位置/方向/加速度传感器 · App Inventor 2 中文网
...重？
解决方案：
使用滑动平均滤波：
```ai-blocks
global 加速度历史 = []
global 窗口大小 = 5
when 加速度传感器1.AccelerationChanged(xAccel, yAccel, zAccel) {
global 加速度历史 = append(加速度历史, xAccel)
if 列表长度(加速度历史) ...
How to have click event ONLY fire on parent DIV, not children?
...nd it. How can I make sure click programatic click event trigger should be blocked?
– Pankaj Parkar
Dec 16 '18 at 6:44
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Textarea that can do syntax highlighting on the fly?
I am storing a number of HTML blocks inside a CMS for reasons of easier maintenance. They are represented by <textarea> s.
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What's the point of JAXB 2's ObjectFactory classes?
...cked
JAXBException. Now you can simply do
new XYZ(), no more try/catch blocks.
(I know, I know, ... this is one of
those "what were we thinking!?"
things)...
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How to get Chrome to allow mixed content?
Chrome browser by default is blocking mixed content. How do I adjust my settings/configuration to allow mixed content without making any adjustments on the UI every time?
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How to delete a workspace in Perforce (using p4v)?
...#!/bin/sh
#Todo: add error handling
( p4 -c $1 client -o | perl -pne 's/\blocked\s//' | p4 -c $1 client -i ) && p4 client -d $1
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