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Removing fields from struct or hiding them in JSON Response
I've created an API in Go that, upon being called, performs a query, creates an instance of a struct, and then encodes that struct as JSON before sending back to the caller. I'd now like to allow the caller to be able to select the specific fields they would like returned by passing in a "fields" G...
Is it considered bad practice to perform HTTP POST without entity body?
I need to invoke a process which doesn't require any input from the user, just a trigger. I plan to use POST /uri without a body to trigger the process. I want to know if this is considered bad from both HTTP and REST perspectives?
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二维码的生成细节及原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的Version尺寸编成9, 11或13个二进制（如下表中Table 3）
Byte mode, 字节编码，可以是0-255的ISO-8859-1字符。有些二维码的扫描器可以自动检测是否是UTF-8的编码。
Kanji mode 这是日文编码，也是双字节编码。同样，也可以用于中文编码...
How do I split a string so I can access item x?
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You may find the solution in SQL User Defined Function to Parse a Delimited String helpful (from The Code Project).
You can use this simple logic:
Declare @products varchar(200) = '1|20|3|343|44|6|8765'
Declare @individual ...
How to truncate string using SQL server
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If you only want to return a few characters of your long string, you can use:
select
left(col, 15) + '...' col
from yourtable
See SQL Fiddle with Demo.
This will return the first 15 characters of the string and then conca...
How to change cursor from pointer to finger using jQuery?
This is probably really easy, but I've never done it before. How do you change your cursor to the finger (like for clicking on links) instead of the regular pointer?
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What is the difference between “expose” and “publish” in Docker?
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Basically, you have three options:
Neither specify EXPOSE nor -p
Only specify EXPOSE
Specify EXPOSE and -p
1) If you specify neither EXPOSE nor -p, the service in the container will only be accessible from inside the container it...
How to set default value for form field in Symfony2?
Is there an easy way to set a default value for text form field?
22 Answers
22
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PostgreSQL wildcard LIKE for any of a list of words
... a simple list of ~25 words. I have a varchar field in PostgreSQL, let's say that list is ['foo', 'bar', 'baz'] . I want to find any row in my table that has any of those words. This will work, but I'd like something more elegant.
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Animate scroll to ID on page load
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You are only scrolling the height of your element. offset() returns the coordinates of an element relative to the document, and top param will give you the element's distance in pixels along the y-axis:
$("html, body").anima...