Many people who have used Linux for a period of time have already been able to play the basics of Linux in some basic ways, but without systematic learning it is easy to lack some practical skills. This series of articles describes some of the techniques that can improve the effectiveness of bash, mainly about historical command operations and some shortcut keys, so that you double your productivity at the command line, and these skills are a powerful tool.History Command Operation ChapterThe mo
IE Browser Delete history method
1th Step: Open the browser in the Windows system normally.
Step 2nd: Locate the "delete browser history (D)" item under the IE Browser menu bar tool.
Note: The above is only the role of IE8 as an example, the other version of the temporary has not been tested. You can also open settings in the same way as in the following ways.
Open Internet Options under the
1.last, the default read is the/var/log/wtmp file content, showing the user login history and System restart history-N #: Displays information about recent # times650) this.width=650; "Src=" Http://s2.51cto.com/wyfs02/M02/84/4F/wKiom1eMmdKhn_XTAAHCM0K2_Qc596.jpg-wh_500x0-wm_3 -wmp_4-s_4000073811.jpg "title=" 1.jpg "alt=" Wkiom1emmdkhn_xtaahcm0k2_qc596.jpg-wh_50 "/>2.LASTB, the default is to read the content
Sometimes when compared to the code, see some changes, but not clear the author and reason for the change, do not know the corresponding bug number, that is, there is no way to find out the specific reasons for these changes ~"Note": A file changes are limited, and each time the code changes submitted will have a commit description, we can start from here;One, switch to the directoryFirst switch to the directory where you want to view the files:CD packages/apps/mms/src/com/android/mms/ui/Second,
Windows7 is becoming more and more powerful. The search function is also very powerful, but after searching the data, the search bar will leave a record, which may reveal personal privacy. So after the search, it is best not to keep the search records, so as not to leave trouble. But the biggest headache for us is that we watch how our search records are deleted. The following system of the small series to tell you how to delete the Win7 Resource manager his
1th step: Normal open Google Browser, and click on Google browser in the upper right corner of the
icon, select History from the menu that appears.
Computer Mutual Help Network note: The lower version of Google's browser is also clicked on the icon on the right, but the lower version, may not be the same icon, the author used a low version here icon is a hand icon.
2nd step: In the open Google browser
Week 2history:the First Internet-nsfnet
Welcome to Week 2! This week, we'll be covering the history of the first internet:nsfnet. In the 1960s and 1970s, there is a great deal of the-do to build the first Wide-area packet switched networks for The US Department of Defense. In the 1980s, the first ' Internet ' is formed to allow academic researchers to access supercomputer resources.
Supercomputers Justify a national networkhistory Throug
History of succession There are four forms in the history of succession, let's take a look.1. Traditional forms Fir.prototype.lastName = "STG"; function Fir () { this.age =; } var fir = new Fir (); Foo.prototype = Fir; function foo () {} var foo = new Foo (); Person.prototype = foo; func
Why delete Browsing history in the IE8 browser, there are a lot of automatic suggestions, history, favorites, and so on in the dropdown menu of the address bar.
This is because IE8 uses Windows Search to index the content that has been accessed, and when you enter an address to the Address bar, IE8 automatically searches for information from the index (Windows XP requires additional downloads to install Wi
The search feature of the Win7 Explorer is particularly strong, and the search history appears in the Drop-down list box when any user uses it. But if your computer to deal with the collective environment, or home to guests, such a function will also bring hidden dangers to users, once the computer is used by others, the user's security and privacy is not protected, how to do? The user can set the Win7 system with its own To mask the search
The History of PHP developmentTo understand a language, we must know the history of the language, and now I have a version of the changes in the form of a timeline to illustrate the evolution of PHP.The birth of PHP1.0 at the beginning of 1.1995 yearsRasmus Lerdof invented PHP, a simple set of Perl scripts to track visitors ' information. This time PHP is just a gadget, his name is called "Personal home Pag
This example for you to share the Android search function, and need to display the history of the search for your reference, the specific content as follows
Effect Chart:
This case is simple to implement, so it can be directly embedded in the project using the knowledge points involved:-database additions and deletions to check operations-Nested conflict resolution for ListView and ScrollView-Monitor Soft keyboard return button set to search butto
Location.href
Iframe.location.href
window.location.hrefEntire URL string (in the browser is the complete address bar)
Reloadmethod, which forces the browser to refresh the current page.Syntax: Location.reload ([Bforceget])Parameters: Bforceget, optional parameter, default to False, take the current page from the client cache. True to get the latest page from the service, equivalent to the client-click F5 ("Refresh")Replacemethod, which replaces the item currently cached in
In the conf file of your spark path, the CP copy Spark-defaults.conf.template is spark-defaults.conf
and add the following file
spark.eventLog.enabled trueSpark.eventLog.dir hdfs://master:9000/historySpark.eventLog.compress true
Distribute configuration to other child nodes I'm using rsync.
rsync sparkconf Path/spark-defaults.conf child node ip:sparkconf path/spark-defaults.conf
Start Spark History Server, execute on the master node
Spark Pa
"The strongest brain in history, 1th off"
This is relatively simple, mobile phone or flat screen facing their own face, and then flip 180 degrees from top to bottom, "fu" word on the upside.
"The strongest brain in history, 2nd off"
This is to find spiders and flies have several differences, spiders have 8 legs, flies have 6 legs, so they have 14 different places, fill "14" can
"The strongest brain in
Mobile phone or tablet use, many friends in the browser to delete the history of the browsing, how to delete the history of the browser can refer to the following actions:
1. In our mobile phone "standby interface" click on the desktop "browser" and then will open the browser oh.
2. At this time we press the "menu button" on the phone and will pop up an interface we click the "settings" details as shown
JQuery.mobile.navigate (URL [, data])
Change URLs and track history. Works for browsers and new APIs without history
URL: is a required parameter. Type: string
Data: is an optional parameter. Type: Object.
Change the hash fragment two times and the log provides navigation event data, the history of the browser moving backwards
Starti
This tutorial uses the history brush to grind the skin method to use the mask to rub the skin method roughly the same, first the picture is slightly bright, the picture blurs the processing, then sets the snapshot position, uses the historical record brush to smear the face.
1, open the original material, press CTRL+J copy one layer, select the copy layer, set the layer style is "filter Color", opacity is "50%". Press "Ctrl+e" to merge two layers.
Clean up the IE history of the computer system if we install a computer housekeeper can use it directly to clean up such as 360 or QQ computer housekeeper, of course, if we do not install these software can be used with the browser features to clean up, the specific operational details are as follows.
1. In desktop mode, right-click the start icon in the lower-left corner.2. Then we go to the "Control Panel" option, the effect is as shown below.3. No
exists, then delete the old data, whichever is the latest.• Limit the number of saved, there is no need to save history indefinitely resulting in the list is very long.Implementation stepsI've written a script called View History, less than 50 lines of code, to achieve the above three functions. can be downloaded in Github.
1. Referencing scripts and initializing objects
The code is as follow
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