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Why does this iterative list-growing code give IndexError: list assignment index out of range?
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for l in i:
j.append(l)
Of course, you'd never do this in practice if all you wanted to do was to copy an existing list. You'd just do:
j = list(i)
Alternatively, if you wanted to use the Python list like an array in other languages, then you could pre-create a list with its elements set ...
How do you remove the title text from the Android ActionBar?
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@domji84, You can specify the theme of each activity in the manifest file.
– ashishduh
Jan 15 '14 at 17:42
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Mocking vs. Spying in mocking frameworks
...n mocking frameworks, you can mock an object or spy on it. What's the difference between the two and when would/should I use one over the other?
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How can I reset a react component including all transitively reachable state?
...d created from scratch but the DOM updates will still happen based on the diff algorithm?
– nimgrg
Feb 13 '14 at 20:37
1
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C# generic “where constraint” with “any generic type” definition?
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Ok, but what should I do if I need to use my generic type T inside the IGarage<TCar>? I can't see any possibility in option2. The best solution would be if IGarage<TCar> found type T by analysing type TCar.
– pt12lol...
How to use getJSON, sending data with post method?
..."json");
In that call, dataToBeSent could be anything you want, although if are sending the contents of a an html form, you can use the serialize method to create the data for the POST from your form.
var dataToBeSent = $("form").serialize();
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Arduino 101 实验05 - 光照传感器，做一个自动小夜灯 · App Inventor 2 中文网
...tSensorDataReceived(intensity) {
标签_光强.Text = round(intensity)
if intensity < 阈值 {
标签_明暗.Text = "暗"
标签_明暗.TextColor = "&HFF1E88E5"
} else {
标签_明暗.Text = "亮"
标签_明暗.TextColor = "&HFFEF6C00"
}
}
中途验证：数字随环境光...
Automatically add newline at end of curl response body
If the HTTP response body for a curl request doesn't contain a trailing newline, I end up with this really annoying condition where the shell prompt is in the middle of the line, and escaping is messed up enough that when I put the last curl command on the screen, deleting characters from that curl ...
ERROR: Error 1005: Can't create table (errno: 121)
...ly for you, and it brought me here. I quote:
You will get this message if you're trying to add a constraint with a
name that's already used somewhere else
To check constraints use the following SQL query:
SELECT
constraint_name,
table_name
FROM
information_schema.table_constrain...
How to verify multiple method calls with different params
I have the following method that I wish to verify behaviour on.
7 Answers
7
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