大约有 44,000 项符合查询结果（耗时：0.0510秒） [XML]
deny directory listing with htaccess
...
Options -Indexes should work to prevent directory listings.
If you are using a .htaccess file make sure you have at least the "allowoverride options" setting in your main apache config file.
share
|
...
Javascript !instanceof If Statement
...
Enclose in parentheses and negate on the outside.
if(!(obj instanceof Array)) {
//...
}
In this case, the order of precedence is important (https://developer.mozilla.org/en-US/docs/JavaScript/Reference/Operators/Operator_Precedence). The ! operator precedes the instanc...
Is there a bash command which counts files?
... bash:
ls -1q log* | wc -l
ls -1q will give you one line per file, even if they contain whitespace or special characters such as newlines.
The output is piped to wc -l, which counts the number of lines.
share
|
...
Correct way to use StringBuilder in SQL
...usually) is to reduce memory churn rather than total memory used, to make life a bit easier on the garbage collector.
Will that take memory equal to using String like below?
No, it'll cause more memory churn than just the straight concat you quoted. (Until/unless the JVM optimizer sees that th...
Stop setInterval call in JavaScript
... How can you start it again after stopping with 'clearInterval()'? If I try to restart it I get 2x the setInterval running.
– Dan
Apr 2 '12 at 15:37
9
...
Capture characters from standard input without waiting for enter to be pressed
... manpage). See Curses at Wikipedia.
I would recommend you to use curses if you aim for cross platform compatibility. That said, I'm sure there are functions that you can use to switch off line buffering (I believe that's called "raw mode", as opposed to "cooked mode" - look into man stty). Curses...
How do I get the height and width of the Android Navigation Bar programmatically?
...ces resources = context.getResources();
int resourceId = resources.getIdentifier("navigation_bar_height", "dimen", "android");
if (resourceId > 0) {
return resources.getDimensionPixelSize(resourceId);
}
return 0;
sha...
Making a div vertically scrollable using CSS
...ese two:
auto - This value will look at the width and height of the box. If they are defined, it won't let the box expand past those boundaries. Instead (if the content exceeds those boundaries), it will create a scrollbar for either boundary (or both) that exceeds its length.
scroll - This values...
Accessing elements of Python dictionary by index
...
Like, for example, if you had a dictionary of unknown depth, e.g, a nested dictionary, and you have element "n" at an unknown depth, stored in an unknown element.
– Ethan Bierlein
May 13 '15 at 12:27
...
What happens if a Android Service is started multiple times?
If I have the following code:
4 Answers
4
...