大约有 37,000 项符合查询结果(耗时:0.0510秒) [XML]

https://stackoverflow.com/ques... 

In PHP what does it mean by a function being binary-safe?

...on. See: PHP strings 0x00 = NULL 0x04 = EOT (End of transmission) ASCII table to see ASCII char list share | improve this answer | follow | ...
https://stackoverflow.com/ques... 

What's the difference between JPA and Spring Data JPA?

...ager, and annotations that help you map a Java entity object to a database table. There are several JPA providers, like HIbernate, EclipseLink, or Open JPA which you can use. Spring Data JPA Spring Data JPA is a JPA data access abstraction. Just like JPA, Spring Data JPA cannot work without a JPA...
https://stackoverflow.com/ques... 

Not receiving Google OAuth refresh token

...efresh tokens and the associated accounts in their own storage (separate 'table' in SQLese). Then, when you want to get a new access token you check for and use this possibly common token from there. Implemented a certain way, your code doesn't need to know who actually got the token. ...
https://stackoverflow.com/ques... 

What is the difference between BIT and TINYINT in MySQL?

...thing on linux, I had problems with queries that inserted or selected from tables that had BIT DATA TYPE. Bit is not safe for now. I changed to tinyint(1) and worked perfectly. I mean that you only need a value to diferentiate if it's 1 or 0 and tinyint(1) it's ok for that ...
https://stackoverflow.com/ques... 

How to implement a tree data-structure in Java? [closed]

...member2, and member2 sponsor member 3 and so and so for. Already have the table records relationship but just unsure i can populate them into a tree using your library. – d4v1dv00 Apr 7 '15 at 15:03 ...
https://stackoverflow.com/ques... 

How do I list all cron jobs for all users?

... by hour and minute, insert the # header line, and format the results as a table. cat "${temp}" | sed --regexp-extended "s/^(\S+) +(\S+) +(\S+) +(\S+) +(\S+) +(\S+) +(.*)$/\1\t\2\t\3\t\4\t\5\t\6\t\7/" | sort --numeric-sort --field-separator="${tab}" --key=2,1 | sed "1i\mi\th\td\tm\tw\tus...
https://stackoverflow.com/ques... 

“On-line” (iterator) algorithms for estimating statistical median, mode, skewness, kurtosis?

...mate) mode and median calculation than gets easy, based on the frequencies table. Normally Distributed Random Variables If it is normally distributed, I would use the population sample mean, variance, skewness, and kurtosis as maximum likelihood estimators for a small subset. The (on-line) algorit...
https://stackoverflow.com/ques... 

Best way to create custom config options for my Rails app?

...ral application configuration that doesn't need to be stored in a database table, I like to create a config.yml file within the config directory. For your example, it might look like this: defaults: &defaults audiocast_uri_format: http://blablalba/blabbitybla/yadda development: <<: *...
https://stackoverflow.com/ques... 

Why does comparing strings using either '==' or 'is' sometimes produce a different result?

...s and dynamic programming language runtimes) that rely heavily on hash tables with string keys. Without interning, checking that two different strings are equal involves examining every character of both strings. This is slow for several reasons: it is inherently O(n) in the length o...
https://stackoverflow.com/ques... 

How can I set multiple CSS styles in JavaScript?

... sadly this method is not supported by IE11 kangax.github.io/compat-table/es6/… – AndrewSilver Jul 28 '16 at 15:29 ...