大约有 40,000 项符合查询结果（耗时：0.0577秒） [XML]
Improve INSERT-per-second performance of SQLite
... versions of SQLite - Consider a less paranoid journal mode (pragma journal_mode). There is NORMAL, and then there is OFF, which can significantly increase insert speed if you're not too worried about the database possibly getting corrupted if the OS crashes. If your application crashes the data sho...
Google Chrome form autofill and its yellow background
...if (navigator.userAgent.toLowerCase().indexOf("chrome") >= 0)
{
var _interval = window.setInterval(function ()
{
var autofills = $('input:-webkit-autofill');
if (autofills.length > 0)
{
window.clearInterval(_interval); // stop polling
aut...
Counter increment in Bash loop not working
...COUNTER=$((COUNTER + 1)) it worked. GNU bash, version 4.1.2(1)-release (x86_64-redhat-linux-gnu)
– Steven Lu
Nov 29 '13 at 1:13
...
Do I cast the result of malloc?
...zeof first, in this case, ensures multiplication is done with at least size_t math.
Compare: malloc(sizeof *sieve * length * width) vs. malloc(length * width * sizeof *sieve) the second may overflow the length * width when width and length are smaller types than size_t.
...
Should everything really be a bundle in Symfony 2.x?
... in config.yml from
doctrine:
# ...
orm:
# ...
auto_mapping: true
to
doctrine:
# ...
orm:
# ...
mappings:
model:
type: annotation
dir: %kernel.root_dir%/../src/Vendor/Model
prefix: Vendor\Mod...
How can one display images side by side in a GitHub README.md?
...ssible to add a title to each of the images?
– recipe_for_disaster
Jan 12 at 7:27
This is perfect! As it allows to spe...
jQuery using append with effects
...h inline or external CSS script, or just create the div as
<div id="new_div" style="display: none;"> ... </div>
Then you can chain effects to your append (demo):
$('#new_div').appendTo('#original_div').show('slow');
Or (demo):
var $new = $('#new_div');
$('#original_div').append($...
Unzip All Files In A Directory
...s the .zip file:
find -name '*.zip' -exec sh -c 'unzip -d "${1%.*}" "$1"' _ {} \;
This is an extension of @phatmanace's answer and addresses @RishabhAgrahari's comment:
This will extract all the zip files in current directory, what if I want the zip files (present in subfolders) to be extract...
Remove empty array elements
...
As you're dealing with an array of strings, you can simply use array_filter(), which conveniently handles all this for you:
print_r(array_filter($linksArray));
Keep in mind that if no callback is supplied, all entries of array equal to FALSE (see converting to boolean) will be removed. So ...
UITableViewCell subview disappears when cell is selected
...ckgroundColor = color;
}
}
In Swift 3.1 :
override func setSelected(_ selected: Bool, animated: Bool) {
let color = yourView.backgroundColor
super.setSelected(selected, animated: animated)
if selected {
yourView.backgroundColor = color
}
}
override func setH...