clear spooler

Original link: http://codingstandards.iteye.com/blog/804213Description of UseThe clear command is used to clear the terminal screen (clear the terminal screens), people who have used DOS or Windows cmd know that there is a CLS command that can be used to clear the screen, but there is no command under Linux, We can mak

Copy CodeThe code is as follows: Header (' Content-type:text/html;charset=utf-8 ');function Delfile ($fpath) {$filesize = Array ();$filepath = Iconv (' gb2312 ', ' utf-8 ', $fpath);if (Is_dir ($fpath)) {if ($dh = Opendir ($fpath)) {while (($file = Readdir ($DH))!== false) {if ($file! = '. ' $file! = ' ... ') {$filesize [] = Delfile ($fpath. ' /'. $file);}}Closedir ($DH);}/** Convenient Statistics Directory number*/$filesize [' file '] = 0;if (@rmdir ($fpath) = = = True) {echo "{$filepath} ..

1) fflushThe compiler stipulates that Fflush is used to flush the output stream, and there is no provision for the input stream, that is, the fflush (stdin) result is unknown.This is the VC under the C program, Fflush (stdin) effective, VC write C + + program, fflush (stdin) Invalid reason.2) when writing C + + programs under VC, empty the cache using clear and ignore1 // Resets the state of the input stream (recovered from the error) 2 std::cin.clear

Simple and clear example of interpolation audio re-sampling algorithm (with complete C code), simple and clear Interpolation In the recent period, the image algorithm and the audio algorithm were moved back and forth. There are frequent requirements for audio sampling and transcoding. Existing well-known open-source libraries, such as webrtc and sox, Reading the code is really disturbing. Audio re-sampling

How does the computer clear the IE cache ?, Clear ie Cache Cache refers to the temporary file exchange zone. The computer puts the most commonly used files out of the memory and puts them in the cache temporarily, just like moving tools and materials onto the workbench, in this way, it is more convenient to retrieve data from the warehouse. Because the cache often uses RAM (non-permanent storage after powe

Clear a Fragment in the Fragment rollback stack and clear the fragment rollback Stack exit method:GetActivity (). getsuppfrfragmentmanager (). popBackStackImmediate (CreateOneFragment. class. getName (), FragmentManager. POP_BACK_STACK_INCLUSIVE ); That is, the Fragment of all (including itself) above the Tag CreateOneFragment is displayed. PopBackStackImmediate (name, flag ); The second parameter can only

12.2. Clear screen of Libgdx images, and clear screen of 12.2libgdx (Official Website: www.libgdx.cn) The screen clearing operation in Libgdx is different from that in general OpenGL applications. The only difference is to access OpenGL context. The Code is as follows: @ Overridepublic void render () {Gdx. graphics. getGL20 (). glClearColor (1, 0, 0, 1); Gdx. graphics. getGL20 (). glClear (gl1_gl _ COLO

1.clear () clears the value of all session objects, but preserves the session2.removeAll () call the Clear () method3.remove ("sessionname") Delete a Session object 4.Abandon () ends the current session and deletes all session objects, and calls the Session_End method (InProc mode). The Session_Start method is fired when the next request arrives. The Abandon method is used to actively end the session

right mouse button to clear how to clear the menu? Here is to use the Super Rabbit, a well-known software. Features have been added to the latest version of 2012, most notably, its components-magical settings. Download Super Bunny; When the video card driver is installed, the desktop Right-click menu cannot be added to one or two items. These items cannot even be purged through the driver itself's tunin

Reposted floating clear, reposted floating clear Summary: Example: Haslayout-clear-float: {width: 1px} Or. haslayout-clear-float: {height: 1px} Or. haslayout-clear-float: {zoom: 1} 'Layout 'is a proprietary concept of IE. It determines how an element locates and computes its

Remove the Clear button that comes with IE10 and the clear button that comes with ie10 Recently, I encountered a problem in my work. Normally in IE8 and IE9, the clear button appears under IE10, that is, there will be a cross on the right side of the form that can clear the content of the form. I have never been compat

The Java language or C language development friends should be very clear key map bar, it can be the data in the form of the key to the child storage, when the value of the key can be directly to get the corresponding value, very convenient. Dictionary objects do this in the Objective-c language, but they can hold multiple different types of data in the same Dictionary object, unlike Java and C, which can only hold the same type of data as declared. It

Float and clear float, float clear float Float and clear float I. float: The main purpose is to achieve the effect of text wrapping. It also became the easiest way to create a multi-column layout. [1] Text wrapping P {margin: 0; border: solid 1px ;} Img {float: left ;} [2] create multi-Column Layout P {margin: 0; border: solid 1px; width: 200px; float: left

This article summarizes several methods of using php to clear line breaks, tabs, and comment mark to implement code. If you need it, refer to this article. This article summarizes several methods of using php to clear line breaks, tabs, and comment mark to implement code. If you need it, refer to this article. Script ec (2); script The Code is as follows: /*** Html compress

Android applications clear data/data, clear cache, ultra-detailed, androidcache This function is available in Android native Setting to clear data and cache. The requirement is to implement this function in your App and calculate the cache and data size. So refer to the source code of Setting. See how to implement this function: First, you need to write two aidl

View and clear iptables rules in Ubuntu, and view and clear ubuntuiptables The system does not support service iptables restart and service iptables status. How can I view and clear iptable rules? 1. view basic syntax in iptablesIptables [-t tables] [-L] [-nv] Options and parameters:-t: Followed by a table, such as nat or filter. If this parameter is omitted, u

solution is divided into three categories: 1. Building BFC Elements 2. Use clear floating properties clear 3. Brute Force Solution1. Building BFC ElementsThe two attributes of the BFC element ①float elements do not overlap with BFC elements ②BFC element calculation height will be calculated on the float element, so BFC can solve the problem of the height collapse and overlap of the elements caused by float

If you want to disable binary mysql logs, you can. ini to the log-bin line comment out to clear the binary log, in mysql enabled the binary log state, log on to mysql as root after executing one of the following two commands: PURGEMASTERLOGSbefore2020-1-1; PURGEMASTER If you want to disable binary mysql logs, you can. in ini, comment out the log-bin line to clear binary logs. when mysql enables binary logs,

This article mainly introduces how to clear all data in the dictionary using the clear method in python. The example shows how to clear data in the dictionary using the clear method in Python, which has some reference value, for more information about how to clear all data i

Clear previous:Oldli.classname= ';//The original activity event was clearedoldli=this;//the current copy to the Oldli;This.classname= ' active ';//set current as active;Clear all:for (Var i=0;iOli[i].classname= ";}//Clear AllOli[num].classname= ' active ';//set current as active;Clear the previous can reduce data reque