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Why is using onClick() in HTML a bad practice?
... clear and effective - e.g. in angular template usually people write:
<button (click)="someAction()">Click Me</button>
In raw js/html the equivalent of this will be
<button onclick="someAction()">Click Me</button>
The difference is that in raw js onclick event is run i...
What's the shebang/hashbang (#!) in Facebook and new Twitter URLs for?
...ookmarkable (as suggested by a comment on that answer) or support the back button without reloading the entire page from the server.
In order to support bookmarking and the back button, you need to change the URL. However, if you change the page portion (with something like window.location = 'http:...
Expand/collapse section in UITableView in iOS
...erInSection:(NSInteger)section and return a custom UIView which includes a button (typically the same size as the header view itself). By subclassing UIView and using that for the header view (as this sample does), you can easily store additional data such as the section number.
...
Google Maps V3: How to disable “street view”?
...en answer and say that if you want to remove the zoom controls (plus-minus buttons) too, then change
streetViewControl: false,
with
disableDefaultUI: true,
It was more useful for a mobile touchscreen, since you can zoom in with two fingers.
...
Android dismiss keyboard
How do I dismiss the keyboard when a button is pressed?
9 Answers
9
...
How to bind RadioButtons to an enum?
..." />
</Grid.Resources>
<StackPanel >
<RadioButton IsChecked="{Binding Path=VeryLovelyEnum, Converter={StaticResource enumBooleanConverter}, ConverterParameter=FirstSelection}">first selection</RadioButton>
<RadioButton IsChecked="{Binding Path=VeryLo...
How to format numbers as currency string?
...pe="text" placeholder="Cash amount" /></label>
<br />
<button id="b">Get Output</button>
<p id="x">(press button to get output)</p>
Use it like so:
(123456789.12345).formatMoney(2, ".", ",");
If you're always going to use '.' and ',', you can leave...
how to implement a pop up dialog box in iOS
... delegate:nil
cancelButtonTitle:@"OK"
otherButtonTitles:nil];
[alert show];
[alert release];
If you want to do something more fancy, say display a custom UI in your UIAlertView, you can subclass UIAlertVie...
How do I use installed packages in PyCharm?
...ess configure interpreter, and navigate to the "Paths" tab.
Press the + button in the Paths area. You can put the path to the module you'd like it to recognize.
But I don't know the path..
Open the python interpreter where you can import the module.
>> import gnuradio
>> gnuradio...
解决Scrapy警告:You do not have a working installation of the service_i...
...pi/service_identity）来安装。
我们可以直接通过命令行下载：
pip install service_identity-17.0.0-py2.py3-none-any.whl
如果上面的方法没能解决问题，很大可能是有些包的版本不一样导致的，这个时候我们可以用下面这行代码来强制...