大约有 20,000 项符合查询结果（耗时：0.0305秒） [XML]
creating list of objects in Javascript
Is it possible to do create a list of your own objects in Javascript ? This is the type of data I want to store :
5 Ans...
Switching a DIV background image with jQuery
...
I personally would just use the JavaScript code to switch between 2 classes.
Have the CSS outline everything you need on your div MINUS the background rule, then add two classes (e.g: expanded & collapsed) as rules each with the correct background image (o...
Select the values of one property on all objects of an array in PowerShell
...r alternative:
# By property name (string):
$objects.ForEach('Name')
# By script block (more flexibility; like ForEach-Object)
$objects.ForEach({ $_.Name })
This approach is similar to member enumeration, with the same tradeoffs, except that pipeline logic is not applied; it is marginally slower,...
Expand Python Search Path to Other Source
...to the heart of this, so I wanted to share.
In my project, I had the main script in a parent directory, and, to differentiate the modules, I put all the supporting modules in a sub-folder called "modules". In my main script, I import these modules like this (for a module called report.py):
from m...
How to define object in array in Mongoose schema correctly with 2d geo index
...sNew) {
// res.render('pg_error', {
// title: 'Proposing a smart contract to borrow the book',
// c: errors.array()
// });
res.status(400).send({ errors: errors.array() });
return;
}
...
How do I add a submodule to a sub-directory?
... full path from the top of the working tree.
This is useful for shell scripts where we may want to cd to the top of the working tree but need to handle relative paths given by the user on the command line.
share
...
Create an index on a huge MySQL production table without table locking
... MySQL is really, really stupid about this (and a few other things).
Test Script:
(
for n in {1..50}; do
#(time mysql -uroot -e 'select * from website_development.users where id = 41225\G'>/dev/null) 2>&1 | grep real;
(time mysql -uroot -e 'update website_development.users ...
What does “1 line adds whitespace errors” mean when applying a patch?
...for porcelains like git diff itself.
This is mildly annoying as it means scripts like add--interactive, which produce a user-visible diff with color, don't respect the option.
We could teach that script to parse the config and pass it along as --ws-error-highlight to the diff plumbing. But th...
How to implement a custom AlertDialog View
...tDialog.Builder builder = new AlertDialog.Builder(context)
.setTitle("My title")
.setMessage("Enter password");
final FrameLayout frameView = new FrameLayout(context);
builder.setView(frameView);
final AlertDialog alertDialog = builder.create();
LayoutInflater inflater = ale...
git working on two branches simultaneously
...s own new dedicated directory, cool-app-feature-A.
That replaces an older script contrib/workdir/git-new-workdir, with a more robust mechanism where those "linked" working trees are actually recorded in the main repo new $GIT_DIR/worktrees folder (so that work on any OS, including Windows).
Again,...