大约有 42,000 项符合查询结果（耗时：0.0512秒） [XML]
PDO's query vs execute
...
query runs a standard SQL statement and requires you to properly escape all data to avoid SQL Injections and other issues.
execute runs a prepared statement which allows you to bind parameters to avoid the need to escape or quote the param...
Visual Studio immediate window command for Clear All
Is there a command to clear the immediate window in Visual Studio?
7 Answers
7
...
Can I try/catch a warning?
I need to catch some warnings being thrown from some php native functions and then handle them.
11 Answers
...
What is memoization and how can I use it in Python?
I just started Python and I've got no idea what memoization is and how to use it. Also, may I have a simplified example?
...
Real world use cases of bitwise operators [closed]
...ets
Always involves checksums, parity, stop bits, flow control algorithms, and so on, which usually depend on the logic values of individual bytes as opposed to numeric values, since the medium may only be capable of transmitting one bit at a time.
Compression, Encryption
Both of these are heavily d...
Truncating all tables in a Postgres database
... SELECT tablename FROM pg_tables
WHERE tableowner = username AND schemaname = 'public';
BEGIN
FOR stmt IN statements LOOP
EXECUTE 'TRUNCATE TABLE ' || quote_ident(stmt.tablename) || ' CASCADE;';
END LOOP;
END;
$$ LANGUAGE plpgsql;
This creates a stored function (you n...
Math functions in AngularJS bindings
...a use case where I have multiple templates with completely different logic and want to isolate them as much as possible. Perfect
– Yablargo
Nov 6 '13 at 2:16
49
...
Creating a JavaScript cookie on a domain and reading it across sub domains
...
Just set the domain and path attributes on your cookie, like:
<script type="text/javascript">
var cookieName = 'HelloWorld';
var cookieValue = 'HelloWorld';
var myDate = new Date();
myDate.setMonth(myDate.getMonth() + 12);
document.cookie...
Auto select file in Solution Explorer from its open tab
...king on a project. Many times, I find myself right-clicking on a tab title and searching for Show/Select/Scroll-to this file in Solution Explorer , and I can't find it.
...
How to cast List to List
... your type declarations to avoid it. But Java generics is too complicated, and it is not perfect. Sometimes you just don't know if there is a pretty solution to satisfy the compiler, even though you know very well the runtime types and you know what you are trying to do is safe. In that case, just d...