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MongoDB/Mongoose querying at a specific date?
...younger than the specified date, which is probably not what OP wanted. Consider adding a "lt" option like the other answers.
– BenSower
May 2 '16 at 10:48
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Laravel Eloquent ORM Transactions
...ou can do this:
DB::transaction(function() {
//
});
Everything inside the Closure executes within a transaction. If an exception occurs it will rollback automatically.
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Swift how to sort array of custom objects by property value
...imageFile] = []
Then you can simply do:
Swift 2
images.sorted({ $0.fileID > $1.fileID })
Swift 3+
images.sorted(by: { $0.fileID > $1.fileID })
The example above gives desc sort order
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android.widget.Switch - on/off event listener?
I would like to implement a switch button, android.widget.Switch (available from API v.14).
10 Answers
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What is the difference between canonical name, simple name and class name in Java Class?
...n inner, nested, local or anonymous class, the compiler should generate at least one $ in its class-file name. Note that for anonymous classes, the class name would end with a dollar-sign followed by a number.
Lambda class names are generally unpredictable, and you shouldn't care about they anyway. ...
Add Foreign Key to existing table
...
To add a foreign key (grade_id) to an existing table (users), follow the following steps:
ALTER TABLE users ADD grade_id SMALLINT UNSIGNED NOT NULL DEFAULT 0;
ALTER TABLE users ADD CONSTRAINT fk_grade_id FOREIGN KEY (grade_id) REFERENCES grades(id);
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Why doesn't RecyclerView have onItemClickListener()?
...Subject<String> onClickSubject = PublishSubject.create();
@Override
public void onBindViewHolder(final ViewHolder holder, int position) {
final String element = mDataset[position];
holder.itemView.setOnClickListener(new View.OnClickListener() {
@Override
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Understanding Linux /proc/id/maps
...ing to understand my embedded Linux application's memory use. The /proc/pid/maps utility/file seems to be a good resource for seeing the details. Unfortunately I don't understand all the columns and entries.
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How do I avoid capturing self in blocks when implementing an API?
...Complete];
}
The __block keyword marks variables that can be modified inside the block (we're not doing that) but also they are not automatically retained when the block is retained (unless you are using ARC). If you do this, you must be sure that nothing else is going to try to execute the block ...
How do I check whether a checkbox is checked in jQuery?
... your existing code, you could therefore do this:
if(document.getElementById('isAgeSelected').checked) {
$("#txtAge").show();
} else {
$("#txtAge").hide();
}
However, there's a much prettier way to do this, using toggle:
$('#isAgeSelected').click(function() {
$("#txtAge").toggle...