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Why doesn't calling a Python string method do anything unless you assign its output?

... line: X = X.replace("hello", "goodbye") More broadly, this is true for all Python string methods that change a string's content "in-place", e.g. replace,strip,translate,lower/upper,join,... You must assign their output to something if you want to use it and not throw it away, e.g. X = X.strip...
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AltGr key not working, instead i have to use Ctrl+AltGr [closed]

... it used to remote desktop, too, which was causing the problem all the time. At least, after clicking anywhere in the remote desktop (sometimes I had to try out all remote desktop sessions), the problem disappeared. However, now I am experiencing the problem without having run remote de...
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自定义下载器扩展:个性化下载进度展示 - App Inventor 2 拓展 - 清泛IT社...

... notification message for download complete notification. Get a list of all download IDs Get the ASD path of your app Get the current download ID. Cancel all ongoing downloads. This block converts the bytes into KB and MB automatically, You can use own calculation for converting bytes...
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How do I check if a variable exists?

...have nested functions, variables in outer scopes. If you want to check for all of them, you're probably best off triggering NameError after all. – Petr Viktorin Jun 10 '14 at 20:18 ...
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How do I create a link using javascript?

....attr('href',desiredLink); a.text(desiredText); $('body').append(a); In all the above examples you can append the anchor to any element, not just to the 'body', and desiredLink is a variable that holds the address that your anchor element points to, and desiredText is a variable that holds the te...
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Why do this() and super() have to be the first statement in a constructor?

Java requires that if you call this() or super() in a constructor, it must be the first statement. Why? 19 Answers ...
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Javascript: Extend a Function

...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
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Converting a String to DateTime

...specially. – jpaugh Sep 7 '18 at 18:32 add a comment  |  ...
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How unique is UUID?

...om numbers. However, it seems to me that given enough time, it would eventually repeat it self, just by pure chance. Is there a better system or a pattern of some type to alleviate this issue? ...
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symfony 2 twig limit the length of the text and put three dots

How can I limit the length of the text, e.g., 50, and put three dots in the display? 13 Answers ...