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The best way to remove duplicate values from NSMutableArray in Objective-C?
... edited May 14 '13 at 8:53
DD_
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answered May 14 '13 at 8:35
...
Finding three elements in an array whose sum is closest to a given number
...uch sum the first term (A[j]) will be the same...
– j_random_hacker
Oct 3 '12 at 18:30
1
... and ...
can we use xpath with BeautifulSoup?
...VResult.html"
response = requests.get(url, stream=True)
response.raw.decode_content = True
tree = lxml.html.parse(response.raw)
Of possible interest to you is the CSS Selector support; the CSSSelector class translates CSS statements into XPath expressions, making your search for td.empformbody tha...
How to work around the stricter Java 8 Javadoc when using Maven
...lt;table summary=""> trick still works on JDK8. (just tested on jdk1.8.0_201)
– peterh
Feb 17 '19 at 8:29
@peterh I...
Build vs new in Rails 3
...
You're misreading the docs slightly. some_firm.client.new is creating a new Client object from the clients collection, and so it can automatically set the firm_id to some_firm.id, whereas the docs are calling Client.new which has no knowledge of any Firm's id at all...
Is there a way to check if a file is in use?
...tem.Runtime.InteropServices;
internal static class Helper
{
const int ERROR_SHARING_VIOLATION = 32;
const int ERROR_LOCK_VIOLATION = 33;
private static bool IsFileLocked(Exception exception)
{
int errorCode = Marshal.GetHRForException(exception) & ((1 << 16) - 1);
return errorCode...
How do I validate a date string format in python?
...
>>> import datetime
>>> def validate(date_text):
try:
datetime.datetime.strptime(date_text, '%Y-%m-%d')
except ValueError:
raise ValueError("Incorrect data format, should be YYYY-MM-DD")
>>> validate('2003-12-23')
>>> vali...
Default function arguments in Rust
...fn add(a: Option<i32>, b: Option<i32>) -> i32 {
a.unwrap_or(1) + b.unwrap_or(2)
}
This accomplishes the objective of having the default value and the function coded only once (instead of in every call), but is of course a whole lot more to type out. The function call will look ...
How to write an async method with out parameter?
... answered Apr 27 '18 at 14:30
jv_jv_
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...
Launch Bootstrap Modal on page load
... edited Oct 9 '17 at 11:56
JH_
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answered Jul 22 '14 at 13:50
JPCSJPCS
...