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trying to animate a constraint in swift
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The animation API you mention is used to animate the properties of views and layers. Here we need to animate the change in layout. That's what changing the constant of a layout constraint calls for - changing the constant alone does nothi...
Use of 'const' for function parameters
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The reason is that const for the parameter only applies locally within the function, since it is working on a copy of the data. This means the function signature is really the same anyways. It's probably bad style to do this a lot though.
I personally tend to not use const except fo...
$.focus() not working
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Actually the example you gave for focusing on this site works just fine, as long as you're not focused in the console. The reason that's not working is simply because it's not stealing focus from the dev console. If you run the f...
cleanest way to skip a foreach if array is empty [duplicate]
...t need:
foreach ((array) $items as $item) {
print $item;
}
Note: to all the people complaining about typecast, please note that the OP asked cleanest way to skip a foreach if array is empty (emphasis is mine). A value of true, false, numbers or strings is not considered empty.
In addition, th...
REST API Best practices: args in query string vs in request body
...est practices and considerations of choosing between 1
and 2 above?
Usually the content body is used for the data that is to be uploaded/downloaded to/from the server and the query parameters are used to specify the exact data requested. For example when you upload a file you specify the name, m...
Get the IP address of the remote host
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This solution also covers Web API self-hosted using Owin. Partially from here.
You can create a private method in you ApiController that will return remote IP address no matter how you host your Web API:
private const string HttpContext = "MS_HttpContext";
private const string Remote...
Are there any disadvantages to always using nvarchar(MAX)?
In SQL Server 2005, are there any disadvantages to making all character fields nvarchar(MAX) rather than specifying a length explicitly, e.g. nvarchar(255)? (Apart from the obvious one that you aren't able to limit the field length at the database level)
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程序崩溃时malloc/new可能导致死锁，程序卡死退不出 - C/C++ - 清泛网 - 专...
...些，死锁感觉是由于malloc不可重入导致的。操作系统底层API行为可能不一致，可能有办法指定 1、程序崩溃时malloc/new可能导致死锁，程序卡死退不出。Win、Linux下都会发生，应该是malloc系统函数的不可重入性导致的，函数中会...
Accessing MP3 metadata with Python [closed]
... ID3 tag which the other modules I looked at couldn't. You'll have to install using pip or download the tar and execute python setup.py install from the source folder.
Relevant examples from the website are below.
Reading the contents of an mp3 file containing either v1 or v2 tag info:
import...
How to sum array of numbers in Ruby?
... using array.map(...).inject(...) is inefficient, you will iterate through all data twice. Try array.inject(0) { |sum, product| sum += product.price }
– everett1992
Apr 4 '13 at 6:11
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