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Argparse optional positional arguments?
...gt; parser.add_argument('-v', action='store_true')
_StoreTrueAction(option_strings=['-v'], dest='v', nargs=0, const=True, default=False, type=None, choices=None, help=None, metavar=None)
>>> parser.add_argument('dir', nargs='?', default=os.getcwd())
_StoreAction(option_strings=[], dest='dir...
C: What is the difference between ++i and i++?
...nce.
For a for loop, use ++i, as it's slightly faster. i++ will create an extra copy that just gets thrown away.
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What's the difference between setWebViewClient vs. setWebChromeClient?
...y your WebView. It has various properties you can set, like the user agent string and text size.
After that, you configure your WebViewClient. WebViewClient is an event interface. By providing your own implementation of WebViewClient, you can respond to rendering events. For example, you could detec...
How do I find the authoritative name-server for a domain name?
...er:
NS51.DOMAINCONTROL.COM
NS52.DOMAINCONTROL.COM
As for the extra credit: Yes, it is possible.
aryeh is definitely wrong, as his suggestion usually will only give you the IP address for the hostname. If you use dig, you have to look for NS records, like so:
dig ns stackoverflow.co...
Overcoming “Display forbidden by X-Frame-Options”
...re your own pages), simply sending another X-Frame-Options header with any string at all disables the SAMEORIGIN or DENY commands.
eg. for PHP, putting
<?php
header('X-Frame-Options: GOFORIT');
?>
at the top of your page will make browsers combine the two, which results in a header o...
Place cursor at the end of text in EditText
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There is a function called append for ediitext which appends the string value to current edittext value and places the cursor at the end of the value.
You can have the string value as the current ediitext value itself and call append();
myedittext.append("current_this_edittext_string");
...
How to download image using requests
... output as: 'attachment; filename=DELS36532G290115.csi' I am parsing this string for filename... is their any cleaner way?
– Grijesh Chauhan
Jan 29 '15 at 10:39
6
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Firing a double click event from a WPF ListView item using MVVM
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Well said, I refuse to use all that code and an extra DLL just to do a double-click!
– Eduardo Molteni
Oct 30 '09 at 1:51
4
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Adjust UIButton font size to width
...u just use self.titleLabel?.adjustsFontSizeToFitWidth ? what for do u need extra thing?
– Zaporozhchenko Oleksandr
Jul 17 '18 at 15:37
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Regular expression for first and last name
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Your regex fail on 2 characters string. I think this fixed it ^[\w'\-,.]*[^_!¡?÷?¿\/\\+=@#$%ˆ&*(){}|~<>;:[\]]*$
– TKA
Aug 8 '19 at 19:23
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