Uget is using aria2 as the download backend, so all two software must be installed at the same time.1, installation Ugetsudo add-apt-repository ppa:p lushuang-tw/uget-stablesudo apt-get updatesudo apt-get install Uget2, Installation Aria2sudo add-apt-repository ppa: t-tujikawa/ppasudo apt-get updatesudo apt-get Install aria23, configuration uget default download plugin for ARIA2Add-ons, edit-I settings4. Set Uget as the default download plugin for ChromeInstalling Uget-
Requests.get (URL)
5. Code Demo:Effect Show:Tip: XPath simple get: Developer Tools-Locate the label you want to extract-right-click to copy the XPath path.But still need to modify OH.Welcome to the Headlines Today: Be the full-stack siege lion. Python actual combat: Beautiful picture downloader, a huge amount of images you download.QQ Technology Group: 538742639Project source code please pay
Preface : See the title may be people feel familiar, yes, this blog post is based on Yang Zhengko teacher's "Baidu Beautiful picture Downloader development tutorial." NET version ". Because I also watched the tutorial, feel very fun, and then want to self-completed once, as the previous basic Learning content review and use. In the form of blog and everyone to share the whole development process is to take
Share a Python-implemented Bing picture downloader. Download the homepage image and save it to the current directory. The regular library re and the request library are used. The approximate process is as follows:
1, Request fetch first page data 2, re regular match home picture URL3, again use request download pictur
This article describes the PHP implementation of the CSS file background image download code. Share to everyone for your reference. The implementation methods are as follows:
Download the CSS file inside the background picture is we these pirates for a long time to do things, download a CSS Picture downloader often appear all kinds of advertising bomb window, re
"; ImgDiv.style.height = "127px"; Imgdiv.style.filter= "progid:DXImageTransform.Microsoft.AlphaImageLoader (Sizingmethod = scale)"; ImgDiv.filters.item ("DXImageTransform.Microsoft.AlphaImageLoader"). src = imgfile.value; Newpreview.appendchild (IMGDIV);}The above implementations can run at IE7, 8, 9, and not at IE10, 11. H2. Local picture previews of Firefox and Chrome are used in Firefox a
There is a picture that has been shown in the browser, but Chrome still shows "waiting ... Response ", tab on the loading is still on the turn, what is the situation?
Reply content:
There is a picture that has been shown in the browser, but Chrome still shows "waiting ... Response ", tab on the loading is still on
Encountered a problem that required a long width to get the picture. In IE, Firefox are normal, on the TMD in Chrome, no one on the internet to say can, and then comes down to is not a chrome version of the problem.
Finally, finally, found the answer.
In most cases, place the JS code behind the picture label:
C
jquery cannot get the size solution for a picture under Google Chrome:This section describes the use of jquery under Google Browser can not get the image size, and in IE and Firefox browser can be normal, of course, not at any time can not get the image size, the following to explain how to solve the problem.The code is as follows:$ (document). Ready (function () {var img_h= $img. Height ();var img_w= $img. Width (); })The above code in IE and Firefox
. Use the following methods in Firefox and Chrome:
varurl = window.URL.createObjectURL(document.getElementById(sourceId).files[0])
The resulting value gives the IMG src a picture preview. You may also see the following way:var url = obj.files.item (0). Getasdataurl ();This method of using the Firefox file object Getasdataurl has been deprecated after Firefox 7.0, The Firefox DOM F
We generally according to IE6, IE7 development of the time to write a picture preview code is
The code is as follows
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document.getElementById ("img"). src = document.getElementById ("file"). Value;
Example
The code is as follows
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l t;br/>
Direct user controls on IE8 and Firefox. Value gets only the file name rather than the full path
I used the simplest one to use the OnMouseWheel command directly
The code is as follows
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Example 1
Ie6-8,ff,chrome,opera,safari can be used.
The code is as follows
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var zooming=function (e) {e=window.event | | Evar O=this,data=e.wheeldelta | | E.detail*40,zoom,size;if (!+ ' v1 ') {Zoom = parseint (o.style.zoom) | | 100;Zoom + = DATA/12;if (Zoom > Zooming.min)O.st
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