大约有 30,000 项符合查询结果（耗时：0.0395秒） [XML]
how do I check in bash whether a file was created more than x time ago?
...
43
I always liked using date -r /the/file +%s to find its age.
You can also do touch --date '2015...
postgresql - sql - count of `true` values
In the above table, if I do :
10 Answers
10
...
Calling C++ class methods via a function pointer
How do I obtain a function pointer for a class member function, and later call that member function with a specific object? I’d like to write:
...
When should the xlsm or xlsb formats be used?
...═══╪════════╡
│ loading time ║ 165s │ 43s │
├──────────────╫────────┼────────┤
│ saving time ║ 115s │ 61s │
├──────────────╫───────...
What .NET collection provides the fastest search
I have 60k items that need to be checked against a 20k lookup list. Is there a collection object (like List , HashTable ) that provides an exceptionly fast Contains() method? Or will I have to write my own? In otherwords, is the default Contains() method just scan each item or does it use a be...
What is the maximum length of a Push Notification alert text?
...
jcesarmobilejcesarmobile
43.7k88 gold badges100100 silver badges147147 bronze badges
...
How to return dictionary keys as a list in Python?
...oes on.
– Felix D.
May 27 '18 at 21:43
2
Note that if you use list(newdict.keys()) that the keys ...
How to convert “camelCase” to “Camel Case”?
I’ve been trying to get a JavaScript regex command to turn something like "thisString" into "This String" but the closest I’ve gotten is replacing a letter, resulting in something like "Thi String" or "This tring" . Any ideas?
...
Gunicorn worker timeout error
I have setup gunicorn with 3 workers 30 worker connections and using eventlet worker class. It is setup behind Nginx. After every few requests, I see this in the logs.
...
“Incorrect string value” when trying to insert UTF-8 into MySQL via JDBC?
This is how my connection is set:
Connection conn = DriverManager.getConnection(url + dbName + "?useUnicode=true&characterEncoding=utf-8", userName, password);
...