Charles Hu charleehu
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| // ==UserScript== | |
| // @name Google Search Result Click Do Not Track | |
| // @description 去除Google搜索结果中的URL跟踪跳转 | |
| // ==/UserScript== | |
| var b=document.body; | |
| b.addEventListener("click",checkSingleLink); | |
| b.addEventListener("mousedown",checkSingleLink); | |
| setTimeout(function () { | |
| var input=document.getElementById("lst-ib"); |
charleehu
/ DirectMemorySize.java
Created
January 30, 2012 09:05
— forked from rednaxelafx/DirectMemorySize.java
An Serviceability-Agent based tool to see stats of NIO direct memory, as an alternative on JDKs without JMX support for direct memory monitoring.
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| import java.io.*; | |
| import java.util.*; | |
| import sun.jvm.hotspot.memory.*; | |
| import sun.jvm.hotspot.oops.*; | |
| import sun.jvm.hotspot.debugger.*; | |
| import sun.jvm.hotspot.runtime.*; | |
| import sun.jvm.hotspot.tools.*; | |
| import sun.jvm.hotspot.utilities.*; | |
| public class DirectMemorySize extends Tool { |
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| [root@NYSJHL102-239 ~]# /opt/j2sdk/bin/jmap -heap 24694 | |
| Attaching to process ID 24694, please wait... | |
| Debugger attached successfully. | |
| Server compiler detected. | |
| JVM version is 11.0-b15 | |
| using parallel threads in the new generation. | |
| using thread-local object allocation. | |
| Concurrent Mark-Sweep GC |
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| (function(){ | |
| var $$ = function(cmd){ | |
| return $("#main").contents().find(cmd); | |
| }; | |
| $$("#seat_type_code").val(""); | |
| $$("#ticket_type_order_num").val(""); | |
| $$("#bed_level_order_num").val("000000000000000000000000000000"); | |
| $$("#cancel_flag").val("1"); | |
| $$("#orderRequest_id_mode").val("Y"); |
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| def conn = new URL("http://autoproxy2pac.appspot.com/pac/u/cafebabe.hu").openConnection(new Proxy(Proxy.Type.HTTP, new InetSocketAddress("10.22.198.188", 8118))); | |
| print("begin transfer...") | |
| def count = 0; | |
| conn.getInputStream().withStream { | |
| def of = new File("c:\\cafebabe.hu").newOutputStream() | |
| it.eachByte { | |
| bt -> of.write(bt);count++;if(count%1024==0)print("."); | |
| } |
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| (function($) { | |
| $.fn.visibility = function(status) { | |
| this.css('visibility',status); | |
| return this; | |
| } | |
| })(jQuery) | |
| $('#someElement').visibility('visible') | |
| $('#someElement').visibility('hidden') |
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| public class FileBitSort { | |
| public static void generateData(String path, int max) throws Exception { | |
| File f = new File(path); | |
| if (f.exists()) { | |
| f.delete(); | |
| } else { | |
| f.createNewFile(); | |
| } |
charleehu
/ GCUtils.java
Created
November 21, 2011 08:46
— forked from rednaxelafx/GCUtils.java
HotSpot VM utils
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| public class GCUtils { | |
| private static final String DISABLE_EXPLICIT_GC = "DisableExplicitGC"; // need to be "manageable" in VM | |
| public static void forceGC() { | |
| String oldValue = HotSpotUtils.getVMOption(DISABLE_EXPLICIT_GC); | |
| if ("true".equals(oldValue)) { | |
| HotSpotUtils.setVMOption(DISABLE_EXPLICIT_GC, "false"); | |
| System.gc(); | |
| HotSpotUtils.setVMOption(DISABLE_EXPLICIT_GC, oldValue); | |
| } else { |
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