大约有 25,000 项符合查询结果（耗时：0.0339秒） [XML]
server certificate verification failed. CAfile: /etc/ssl/certs/ca-certificates.crt CRLfile: none
...
TLDR:
hostname=XXX
port=443
trust_cert_file_location=`curl-config --ca`
sudo bash -c "echo -n | openssl s_client -showcerts -connect $hostname:$port -servername $hostname \
2>/dev/null | sed -ne '/-BEGIN CERTIFICATE-/,/-END CERTIFICATE-/p' \
&g...
how to change directory using Windows command line
...a popd:
C:\Temp>pushd D:\some\folder
D:\some\folder>popd
C:\Temp>_
share
|
improve this answer
|
follow
|
...
Referencing another schema in Mongoose
...you make your query, you can populate references like this:
Post.findOne({_id: 123})
.populate('postedBy')
.exec(function(err, post) {
// do stuff with post
});
share
|
improve this answer
...
I need to securely store a username and password in Python, what are my options?
...t runs mathematical calculations to prove that you have the right key.
In order to make it work, you need the following:
The database or whatever you are accessing needs to be accessible by SSH. Try searching for "SSH" plus whatever service you are accessing. For example, "ssh postgresql". If thi...
Is it possible to use AutoLayout with UITableView's tableHeaderView?
...
- (void)viewDidLoad {
[super viewDidLoad];
// ....
dispatch_async(dispatch_get_main_queue(), ^{
_profileView = [[MyView alloc] initWithNib:@"MyView.xib"];
self.tableView.tableHeaderView = self.profileView;
});
}
Note: It fix the bug when the loaded view has a fi...
WebView and HTML5
... }
}
-Handle the onCompletion and the onError events for the video, in order to get back to the web view.
public void onCompletion(MediaPlayer mp) {
Log.d(TAG, "Video completo");
a.setContentView(R.layout.main);
WebView wb = (WebView) a.findViewById(R.id.webview);
a.initWebView(...
How can I randomize the lines in a file using standard tools on Red Hat Linux?
... to Jim's answer:
My ~/.bashrc contains the following:
unsort ()
{
LC_ALL=C sort -R "$@"
}
With GNU coreutils's sort, -R = --random-sort, which generates a random hash of each line and sorts by it. The randomized hash wouldn't actually be used in some locales in some older (buggy) versions,...
Windows XP or later Windows: How can I run a batch file in the background with no window displayed?
...th '-h'):
call ShellRunJS.bat "notepad.exe" -style 0 -wait no
4) 'Win32_ProcessStartup' - again full wrapper and all options are accessible through the command line arguments.This time it's WSF/batch hybrid with some Jscript and some VBScript pieces of code - but it returns the PID of the starte...
How do I view cookies in Internet Explorer 11 using Developer Tools
...iangle.
Go to Details.
Go to the "Cookie" key that has a gibberish value. (_utmc=xxxxx;something=ajksdhfa) etc...
share
|
improve this answer
|
follow
|
...
filter for complete cases in data.frame using dplyr (case-wise deletion)
... %>% filter(complete.cases(.))
or this:
library(tidyr)
df %>% drop_na
If you want to filter based on one variable's missingness, use a conditional:
df %>% filter(!is.na(x1))
or
df %>% drop_na(x1)
Other answers indicate that of the solutions above na.omit is much slower but tha...