大约有 30,000 项符合查询结果（耗时：0.0508秒） [XML]
Exception 'open failed: EACCES (Permission denied)' on Android
...ions
private static final int REQUEST_EXTERNAL_STORAGE = 1;
private static String[] PERMISSIONS_STORAGE = {
Manifest.permission.READ_EXTERNAL_STORAGE,
Manifest.permission.WRITE_EXTERNAL_STORAGE
};
/**
* Checks if the app has permission to write to device storage
*
* If the app do...
grep a file, but show several surrounding lines?
I would like to grep for a string, but also show the preceding five lines and the following five lines as well as the matched line. How would I be able to do this?
...
What does ':' (colon) do in JavaScript?
...rse in server-side languages and Javascript can easily de-serialize a JSON string into an object.
// The parenthesis '(' & ')' around the object are important here
var o = eval('(' + "{key: \"value\"}" + ')');
You can also put the key inside quotes if it contains some sort of special charact...
Get absolute path of initially run script
...h under some circumstances." plus "dirname() operates naively on the input string, and is not aware of the actual filesystem, or path components such as '..'.
– rik
Jan 10 '11 at 9:49
...
history.replaceState() example?
...es this parameter, although it may use it in the future. Passing the empty string here should be safe against future changes to the method. Alternatively, you could pass a short title for the state to which you're moving.
sh...
What do the numbers in a version typically represent (i.e. v1.9.0.1)?
...s are fairly arbitrary. For others, different parts of the version number string do represent different things. For example, some systems increase parts of the version number when a file format changes. So V 1.2.1 is file format compatible with all other V 1.2 versions (1.2.2, 1.2.3, etc.) but not ...
Get Android API level of phone currently running my application [duplicate]
...than 4, then you will have to use android.os.Build.VERSION.SDK, which is a String that can be converted to the integer of the release.
If you are on at least API version 4 (Android 1.6 Donut), the current suggested way of getting the API level would be to check the value of android.os.Build.VERSION...
How can you automatically remove trailing whitespace in vim
...
This will also delete trailing spaces in multi-line strings, which may not be desired in some cases. But I guess there is no easy way to avoid this?
– luator
Aug 11 '15 at 8:58
...
How do I format a date in Jinja2?
...er is called many times in the templates, this avoids repeating the format string, and can result into writting less code. And even more important, less repeated code, by adding an abstration.
– jacquev6
Jun 4 '18 at 8:59
...
How do I use spaces in the Command Prompt?
...r Name\New Folder"
CMD interprets text with double quotes ("xyz") as one string and text within single quotes ('xyz') as a command.
For example:
FOR %%A in ('dir /b /s *.txt') do ('command')
FOR %%A in ('dir /b /s *.txt') do (echo "%%A")
And one good thing, cmd is not* case sensitive li...