大约有 15,000 项符合查询结果（耗时：0.0353秒） [XML]
How can I check if a scrollbar is visible?
Is it possible to check the overflow:auto of a div?
19 Answers
19
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Print a string as hex bytes?
I have this string: Hello world !! and I want to print it using Python as 48:65:6c:6c:6f:20:77:6f:72:6c:64:20:21:21 .
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Example of UUID generation using Boost in C++
I want to generate just random UUID's, as it is just important for instances in my program to have unique identifiers. I looked into Boost UUID , but I can't manage to generate the UUID because I don't understand which class and method to use.
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Stop handler.postDelayed()
...Delayed(new Runnable())
Or you can use:
handler.removeCallbacksAndMessages(null);
Docs
public final void removeCallbacksAndMessages (Object token)
Added in API level 1 Remove any pending posts of callbacks and sent
messages whose obj is token. If token is null, all callbacks and
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Which timestamp type should I choose in a PostgreSQL database?
I would like to define a best practice for storing timestamps in my Postgres database in the context of a multi-timezone project.
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Private module methods in Ruby
I have a two part question
9 Answers
9
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How to pass password to scp?
I know it is not recommended, but is it at all possible to pass the user's password to scp?
17 Answers
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How to split a string, but also keep the delimiters?
I have a multiline string which is delimited by a set of different delimiters:
23 Answers
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Replace all non-alphanumeric characters in a string
I have a string with which i want to replace any character that isn't a standard character or number such as (a-z or 0-9) with an asterisk. For example, "h^&ell`.,|o w]{+orld" is replaced with "h*ell*o*w*orld". Note that multiple characters such as "^&" get replaced with one asterisk. How would I go...
Shell script to send email [duplicate]
I am on linux machine and I monitor a process usage. Most of the time I will be away from my system and I have access to internet on my device. So I planned to write a shell-script that can mail me the output of the process.
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