大约有 40,000 项符合查询结果(耗时:0.0689秒) [XML]

https://stackoverflow.com/ques... 

Unable to verify leaf signature

... Note: the following is dangerous, and will allow API content to be intercepted and modified between the client and the server. This also worked process.env['NODE_TLS_REJECT_UNAUTHORIZED'] = '0'; ...
https://stackoverflow.com/ques... 

How to pass arguments to a Button command in Tkinter?

... I personally prefer to use lambdas in such a scenario, because imo it's clearer and simpler and also doesn't force you to write lots of wrapper methods if you don't have control over the called method, but that's certainly a matter o...
https://stackoverflow.com/ques... 

When would anyone use a union? Is it a remnant from the C-only days?

I have learned but don't really get unions. Every C or C++ text I go through introduces them (sometimes in passing), but they tend to give very few practical examples of why or where to use them. When would unions be useful in a modern (or even legacy) case? My only two guesses would be programming ...
https://stackoverflow.com/ques... 

Is there any difference between __DIR__ and dirname(__FILE__) in PHP?

... ; so, no difference on that. For example, the two following lines : var_dump(dirname(__FILE__)); var_dump(__DIR__); Will both give the same output : string '/home/squale/developpement/tests/temp' (length=37) But, there are at least two differences : __DIR__ only exists with PHP >= 5.3...
https://stackoverflow.com/ques... 

WKWebView not loading local files under iOS 8

... They finally solved the bug! Now we can use -[WKWebView loadFileURL:allowingReadAccessToURL:]. Apparently the fix was worth some seconds in WWDC 2015 video 504 Introducing Safari View Controller For iOS8 ~ iOS10 (Swift 3) As Da...
https://stackoverflow.com/ques... 

Database, Table and Column Naming Conventions? [closed]

... for Primary Key Columns, Hungarian-esque Constraint Prefixes and worst of all SPACES " " for multi-word table names. Additionally system tables for SQLServer use plurals so it seems AdventureWorks was the black sheep in this bunch. – Marcus Pope Mar 20 '12 at...
https://stackoverflow.com/ques... 

Select distinct values from a table field

...ant any ordering to be applied to a query, not even the default ordering, call order_by() with no parameters. and distinct() in the note where it discusses issues with using distinct() with ordering. To query your DB, you just have to call: models.Shop.objects.order_by().values('city').distinct(...
https://stackoverflow.com/ques... 

How do I initialize the base (super) class?

... and invoke their base class through super(), e.g. class X(object): def __init__(self, x): pass def doit(self, bar): pass class Y(X): def __init__(self): super(Y, self).__init__(123) def doit(self, foo): return super(Y, self).doit(foo) Because python knows about old- an...
https://stackoverflow.com/ques... 

Rename specific column(s) in pandas

I've got a dataframe called data . How would I rename the only one column header? For example gdp to log(gdp) ? 5 Answe...
https://stackoverflow.com/ques... 

What does the Reflect object do in JavaScript?

...ble: ES6 spec, Reflection MDN Reflect (including details and examples to all of its methods) Original answer (for (historic) understanding and extra examples): The Reflection proposal seems to have progressed to the Draft ECMAScript 6 Specification. This document currently outlines the Reflect...