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Regex to replace multiple spaces with a single space
..., just replace \s\s+ with ' ':
string = string.replace(/\s\s+/g, ' ');
If you really want to cover only spaces (and thus not tabs, newlines, etc), do so:
string = string.replace(/ +/g, ' ');
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RSA Public Key format
...010001
To decode the SSH key format, you need to use the data format specification in RFC 4251 too, in conjunction with RFC 4253:
The "ssh-rsa" key format has the following specific encoding:
string "ssh-rsa"
mpint e
mpint n
For example, at the beginning, you ...
Is there a jQuery unfocus method?
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StackExchange.ifUsing("editor", function () {
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StackExchange.using("snippets", function () {
StackExchange.snippets.init();
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Reset push notification settings for app
I am developing an app with push notifications. To check all possible ways of user interaction, I'd like to test my app when a user declines to have push notifications enabled for my app during the first start.
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Convert an NSURL to an NSString
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In Objective-C:
NSString *myString = myURL.absoluteString;
In Swift:
var myString = myURL.absoluteString
More info in the docs:
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How do you do natural logs (e.g. “ln()”) with numpy in Python?
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Why does “while(true)” without “Thread.sleep” cause 100% CPU usage on Linux but not on Windows?
...ctly the same thing.
You can toggle IRIX mode while top is running with Shift+i. This will make the numbers match up.
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Can TCP and UDP sockets use the same port?
... Something this answer does not explain: the 'port' semantic is specific to each protocol (but some might not have this semantic) of the transport level (OSI model level 4). So TCP has its own ports, which are interpreted by the TCP stack; UDP has its own ports, which are interpreted by the U...
What does href expression do?
...; element is invalid HTML unless it has either an href or name attribute.
If you want it to render correctly as a link (ie underlined, hand pointer, etc), then it will only do so if it has a href attribute.
Code like this is therefore sometimes used as a way of making a link, but without having to...
How to get the file name from a full path using JavaScript?
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If using Node.js you can just use the basename function: path.basename(file)
– electrovir
Dec 11 '19 at 19:30
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