大约有 2,317 项符合查询结果（耗时：0.0248秒） [XML]
Resolving javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path
Edit :- Tried to format the question and accepted answer in more presentable way at mine Blog
22 Answers
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Unique (non-repeating) random numbers in O(1)?
I'd like to generate unique random numbers between 0 and 1000 that never repeat (i.e. 6 doesn't show up twice), but that doesn't resort to something like an O(N) search of previous values to do it. Is this possible?
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How to convert JSON to a Ruby hash
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What about the following snippet?
require 'json'
value = '{"val":"test","val1":"test1","val2":"test2"}'
puts JSON.parse(value) # => {"val"=>"test","val1"=>"test1","val2"=>"test2"}
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How to find where gem files are installed
...ms
- /Users/ttm/.rbenv/bin
- /Users/ttm/bin
- /usr/local/mysql-5.6.12-osx10.7-x86_64/bin
- /Users/ttm/libsmi/bin
- /usr/local/bin
- /usr/bin
- /bin
- /usr/sbin
- /sbin
- /usr/local/bin
Notice the two sections for:
INSTALLATION DIRECTORY
GEM PATHS...
Escaping a forward slash in a regular expression
My question is a simple one, and it is about regular expression escaping. Do you have to escape a forward slash / in a regular expression? And how would you go about doing it?
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How to wait for a keypress in R?
...ture to it? press esc keep to exit loop ?
– I_m_LeMarque
Mar 21 '18 at 18:59
4
@nnn this does not...
Android Studio: Javadoc is empty on hover
...t.
Even after resizing it though, I still see it return to it's tiny size quite often... I'm glad I have my docs back, even if it does mean dealing with this annoyance.
share
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improve this answer
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Select objects based on value of variable in object using jq
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Adapted from this post on Processing JSON with jq, you can use the select(bool) like this:
$ jq '.[] | select(.location=="Stockholm")' json
{
"location": "Stockholm",
"name": "Walt"
}
{
"location": "Stockholm",
"name": "Donald"
}
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How to change color of SVG image using CSS (jQuery SVG image replacement)?
This is a self Q&A of a handy piece of code I came up with.
17 Answers
17
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Can git ignore a specific line?
...previous state in the last commit.
EOW
echo /$'\n'isPhoneGap$'\n'y$'\n'q | git reset -p
# BONUS: Check if after reseting, there is no actual changes to be commited and if so, exit 1 so the commit process will abort.
if [[ $(git diff --no-ext-diff --cached | wc -l) -eq 0 ]]; then
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