Sometimes when using Ubuntu, you need to operate, and this is not a difficult operation in Ubuntu, we can use Ubuntu Gnome-screenshot
650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M02/6D/B2/wKioL1VpvaaRGKsOAAPqDWPd6zQ676.jpg "title=" (U8 ( W8y8s (}ae@j6ihnv[{6.png "alt=" Wkiol1vpvaargksoaapqdwpd6zq676.jpg "/>
In which there is a gnome-screenshot-a this can area, in general is often used, you can add to the shortcut keys,
The operation is as follows:
Open System Settings
650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M00/6D/B2/wKioL1VpvvqiR5r3AAC5SU1DpQY053.jpg "title=" Img_ 30052015_213746.png "alt=" Wkiol1vpvvqir5r3aac5su1dpqy053.jpg "/>
Select the keyboard
650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M00/6D/B6/wKiom1VpveXTvFCkAAJ8doRj6OU657.jpg "title=" Img_ 30052015_213938.png "alt=" Wkiom1vpvextvfckaaj8dorj6ou657.jpg "/>
Select the shortcuts in the Keyboard window and click the plus sign
650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M02/6D/B2/wKioL1Vpv_OjW7PpAAI_qwwjQm8250.jpg "title=" Img_ 30052015_214151.png "alt=" Wkiol1vpv_ojw7ppaai_qwwjqm8250.jpg "/>
In the popup window fill in the shortcut key name and command, command for GNOME-SCREENSHOT-A, name casual, and then click Apply
650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M01/6D/B2/wKioL1VpwMiDAMVjAAC-7V-P2hk688.jpg "title=" Img_ 30052015_214445.png "alt=" Wkiol1vpwmidamvjaac-7v-p2hk688.jpg "/>
Then, as in the slice, click Disabled
650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M02/6D/B7/wKiom1VpwCaiO3scAAHca8PHY4U047.jpg "title=" Img_ 30052015_214838.png "alt=" Wkiom1vpwcaio3scaahca8phy4u047.jpg "/>
It will appear as shown in the picture.
650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M00/6D/B7/wKiom1VpwKiSC2wDAAGvAbrsjhs850.jpg "title=" Img_ 30052015_215154.png "alt=" Wkiom1vpwkisc2wdaagvabrsjhs850.jpg "/>
In this case you can press the shortcut key you want, such as Ctrl+alt+a
650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M00/6D/B2/wKioL1VpwraCqB5-AAGitklfyXM020.jpg "title=" Img_ 30052015_215350.png "alt=" Wkiol1vpwracqb5-aagitklfyxm020.jpg "/>
Now you can use Ctrl+alt+a to do it.
You can also add shortcut keys for other commands in this way.
Tools on Ubuntu