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ViewPager.setOffscreenPageLimit(0) doesn't work as expected
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Does ViewPager require a minimum of 1 offscreen pages
Yes. If I am reading the source code correctly, you should be getting a warning about this in LogCat, something like:
Requested offscreen page limit 0 too small; defaulting to 1
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How does this site infecting script work?
...answering the question but still +1, as this was indeed a very interesting read and good suggestions made. Ta
– Peter Perháč
Jan 22 '10 at 23:48
add a comment
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PHP file_get_contents() and setting request headers
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Actually, upon further reading on the file_get_contents() function:
// Create a stream
$opts = [
"http" => [
"method" => "GET",
"header" => "Accept-language: en\r\n" .
"Cookie: foo=bar\r\n"
]
];
$conte...
How to replace DOM element in place using Javascript?
....replaceWith(span)
Advanced usage
You can pass multiple values (or use spread operator ...).
Any string value will be added as a text element.
Examples:
// Initially [child1, target, child3]
target.replaceWith(span, "foo") // [child1, span, "foo", child3]
const list = ["bar", span]
target.r...
Why would introducing useless MOV instructions speed up a tight loop in x86_64 assembly?
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You may want to read http://research.google.com/pubs/pub37077.html
TL;DR: randomly inserting nop instructions in programs can easily increase performance by 5% or more, and no, compilers cannot easily exploit this. It's usually a combinatio...
SQL : BETWEEN vs =
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Although BETWEEN is easy to read and maintain, I rarely recommend its use because it is a closed interval and as mentioned previously this can be a problem with dates - even without time components.
For example, when dealing with monthly data it is oft...
How do I adb pull ALL files of a folder present in SD Card
...x:
adb shell find "/sdcard/Folder1" -iname "*.jpg" | tr -d '\015' | while read line; do adb pull "$line"; done;
Here is an explanation:
adb shell find "/sdcard/Folder1" - use the find command, use the top folder
-iname "*.jpg" - filter the output to only *.jpg files
| ...
make_unique and perfect forwarding
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@DavidRodríguez-dribeas: read Herb's blog to understand the exception safety issue. forget about "not designed to be derived", that's just rubbish. instead of my suggestion of making make_unique a class, i now think it's better to make it a function...
@property retain, assign, copy, nonatomic in Objective-C
..." is the default. Always use "nonatomic". I don't know why, but the book I read said there is "rarely a reason" to use "atomic". (BTW: The book I read is the BNR "iOS Programming" book.)
readwrite vs. readonly
- "readwrite" is the default. When you @synthesize, both a getter and a setter will be cr...
How to execute file I'm editing in Vi(m)
... it allows launching sequence of commands that are connected with pipe and read stdout.
For example:
! node %
is equivalent to opening command prompt window and launching commands:
cd my_current_directory
node my_current_file
See "Vim tips: Working with external commands" for details.
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