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How to implement a queue using two stacks?
...ions, so it's a perfectly linear O(n) algorithm.
– LP_
Jan 17 '14 at 11:56
1
@LP_ it takes quadra...
What's the difference if I put css file inside or ?
... stylesheet should also be linked? Either link in the header of each includ_ing_ page, or link in the body of the includ_ed_ page. The former conforms to "css in header", while the latter conforms to "write it once".
– OutstandingBill
Oct 29 '15 at 22:56
...
Using awk to print all columns from the nth to the last
... answered Jun 2 '10 at 22:10
zed_0xffzed_0xff
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How to capture UIView to UIImage without loss of quality on retina display
...Swift 4 improved version
extension UIImage {
class func imageWithView(_ view: UIView) -> UIImage {
UIGraphicsBeginImageContextWithOptions(view.bounds.size, view.isOpaque, 0)
defer { UIGraphicsEndImageContext() }
view.drawHierarchy(in: view.bounds, afterScreenUpdates: ...
How to print a string in fixed width?
...specific case a possible implementation could look like:
>>> dict_ = {'a': 1, 'ab': 1, 'abc': 1}
>>> for item in dict_.items():
... print 'value %3s - num of occurances = %d' % item # %d is the token of integers
...
value a - num of occurances = 1
value ab - num of occuran...
How to check if all of the following items are in a list?
...duplicates, you can use the code:
v1 = sorted(v1)
v2 = sorted(v2)
def is_subseq(v2, v1):
"""Check whether v2 is a subsequence of v1."""
it = iter(v1)
return all(c in it for c in v2)
So, the following line returns False.
is_subseq(v2, v1)
...
Delete local Git branches after deleting them on the remote repo
...that case you would go:
git branch --merged | grep -v "\*" | grep -v "YOUR_BRANCH_TO_KEEP" | xargs -n 1 git branch -d
So if we wanted to keep master, develop and staging for instance, we would go:
git branch --merged | grep -v "\*" | grep -Ev "(\*|master|develop|staging)" | xargs -n 1 git branch...
Trusting all certificates using HttpClient over HTTPS
...tFactory(trustStore);
sf.setHostnameVerifier(SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
HttpParams params = new BasicHttpParams();
HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
HttpProtocolParams.setContentCharset(params, HTTP.UTF_8);
Sche...
How to handle configuration in Go [closed]
...onfiguration struct {
Users []string
Groups []string
}
file, _ := os.Open("conf.json")
defer file.Close()
decoder := json.NewDecoder(file)
configuration := Configuration{}
err := decoder.Decode(&configuration)
if err != nil {
fmt.Println("error:", err)
}
fmt.Println(configuration...
jQuery UI Dialog - missing close icon
...hange path to image*/
background-image: url(themes/base/images/ui-icons_777777_256x240.png);
background-position: -96px -128px;
background-repeat: no-repeat;
}
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