大约有 45,000 项符合查询结果（耗时：0.0681秒） [XML]
How do you give iframe 100% height [duplicate]
...
You can do it with CSS:
<iframe style="position: absolute; height: 100%; border: none"></iframe>
Be aware that this will by default place it in the upper-left corner of the page, but I guess that is what you want to achie...
Using str_replace so that it only acts on the first match?
...
Can be done with preg_replace:
function str_replace_first($from, $to, $content)
{
$from = '/'.preg_quote($from, '/').'/';
return preg_replace($from, $to, $content, 1);
}
echo str_replace_first('abc', '123', 'abcdef abcdef abcde...
How do I check in JavaScript if a value exists at a certain array index?
Will this work for testing whether a value at position index exists or not, or is there a better way:
18 Answers
...
The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead [dupl
...
The entire ext/mysql PHP extension, which provides all functions named with the prefix mysql_, was officially deprecated in PHP v5.5.0 and removed in PHP v7.
It was originally introduced in PHP v2.0 (November 1997) for MySQL v3.20, and no new features have been added since 2006. Coupled with th...
Programmatically create a UIView with color gradient
I'm trying to generate a view with a gradient color background (A solid color to transparent) at runtime. Is there a way of doing that?
...
Display an array in a readable/hierarchical format
...
Ah, in my case I was working with a multidimensional array. I haven't left a comment before so when I saw no one else had pointed this out I thought it might be a perfect opportunity!
– Alesana
Dec 6 '16 at 20:13
...
How to force cp to overwrite without confirmation
I'm trying to use the cp command and force an overwrite.
16 Answers
16
...
try {} without catch {} possible in JavaScript?
I have a number of functions which either return something or throw an error. In a main function, I call each of these, and would like to return the value returned by each function, or go on to the second function if the first functions throws an error.
...
adding multiple entries to a HashMap at once in one statement
I need to initialize a constant HashMap and would like to do it in one line statement. Avoiding sth like this:
9 Answers
...
How does the ThreadStatic attribute work?
... does [ThreadStatic] attribute work? I assumed that the compiler would emit some IL to stuff/retrieve the value in the TLS, but looking at a disassembly it doesn't seem to do it at that level.
...