javaÖÐÊý¾Ý¿âµÄ±¸·ÝÓ뻹Ô
Ê×ÏÈ£¬ÉèÖÃmysqlµÄ»·¾³±äÁ¿£¨ÔÚpathÖÐÌí¼Ó%MYSQL_HOME%\bin£©£¬ÖØÆôµçÄÔ¡£
ÍêÕû´úÂ룺
/**
* @param args
*/
public static void main(String[] args) {
/*
* ±¸·ÝºÍµ¼ÈëÊÇÒ»¸ö»¥ÄæµÄ¹ý³Ì¡£
* ±¸·Ý£º³ÌÐòµ÷ÓÃmysqlµÄ±¸·ÝÃüÁ¶Á³ö¿ØÖÆÌ¨ÊäÈëÁ÷ÐÅÏ¢£¬Ð´Èë.sqlÎļþ£»
* µ¼È룺³ÌÐòµ÷ÓÃmysqlµÄµ¼ÈëÃüÁ°Ñ´Ó.sqlÎļþÖжÁ³öµÄÐÅϢдÈë¿ØÖÆÌ¨µÄÊä³öÁ÷
* ×¢Ò⣺´Ëʱ¶¨Ïò·û">"ºÍ"<"ÊDz»ÄÜÓõÄ
*/
backup();
load();
}
/**
* ±¸·Ý¼ìÑéÒ»¸ösqlÎļþÊÇ·ñ¿ÉÒÔ×öµ¼ÈëÎļþÓõÄÒ»¸öÅжϷ½·¨£º°Ñ¸ÃsqlÎļþ·Ö±ðÓüÇʱ¾ºÍultra
* edit´ò¿ª£¬Èç¹û¿´µ½µÄÖÐÎľùÕý³£Ã»ÓÐÂÒÂ룬Ôò¿ÉÒÔÓÃÀ´×öµ¼ÈëµÄÔ´Îļþ£¨²»¹ÜsqlÎļþµÄ±àÂë¸ñʽÈçºÎ£¬Ò²²»¹ÜdbµÄ±àÂë¸ñʽÈçºÎ£©
*/
public static void backup() {
try {
Runtime rt = Runtime.getRuntime();
// µ÷Óà mysql µÄ cmd:
Process child = rt
.exec("mysqldump -u root --set-charset=utf8 bjse act_obj");// ÉèÖõ¼³ö±àÂëΪutf8¡£ÕâÀï±ØÐëÊÇutf8
// °Ñ½ø³ÌÖ´ÐÐÖеĿØÖÆÌ¨Êä³öÐÅϢдÈë.sqlÎļþ£¬¼´Éú³ÉÁ˱¸·ÝÎļþ¡£×¢£ºÈç¹û²»¶Ô¿ØÖÆ
Ïà¹ØÎĵµ£º
¿´µ½Ò»µÀjavaÌ⣬¸Ð¾õºÜ²»´í,ÎÒÔÚÔÀ´µÄ°æ±¾ÉÏÔö¼ÓÁËЩ´úÂ룬һÆðÀ´¿´¿´ÏÂÃæµÄ´úÂ뽫Êä³öʲô
class Father{
int i,j;
Father(){
add(1);
}
void add(int v){
i+=v;
j+=v;
}
void print(){
System.out.println("i:="+i);
System.out.println("j:="+j);
}
}
class C ......
Ê×ÏÈÊÇbuild sample
Óöµ½µÄµÚÒ»¸ö´íÎó
ADCDMST:/Z19/usr/lpp/cicsts/cicsts32/samples/dfjcics: >make -f makefile jvm
make: Error -- FSUM9383 Configuration file `/etc/startup.mk' not found
ÐÞ¸´£ºcp /samples/startup.mk /etc/startup.mk
export JAVA_HOME=/Z19/usr/lpp/jav ......
ÎÒÃÇÓ¦ÓÃijÖÖÊý¾ÝÀàÐÍʱ£¬ºÜ¶àʱºòÒª½øÐÐÀàÐÍת»»µÈ²Ù×÷¡£ÔÚDelphiÖУ¬ÀàÐÍת»»º¯Êý¸Ð¾õºÜÁãÂÒ£¬Èç×Ö·û´®×ªÕûÐΡ¢ÕûÐαä×Ö½ÚÊý×éµÈµÈ¡£
¶øÔÚJAVAÖУ¬ÒѾ½«JavaµÄ»ù±¾Êý¾ÝÀàÐÍÓëÆäÌṩÁËһЩ³£ÓõÄÀàÐͲÙ×÷µÄ·½·¨½øÐÐÁË·â×°£¬ÕâÑù²ÅÓÐÒ»ÇнԶÔÏóµÄ¸Ð¾õ¡£
ÔÚѧϰ°ü×°Ààʱ£¬ÕÒÁ˼¸¸ö±È½ÏÓÐÒâ˼µÄÀà½øÐÐÁËѧϰ£¡
Integer
I ......
»¨Á˵ãʱ¼äÈ¥Ñо¿£¬Ò²ËãСÓÐÊÕ»ñ£º
Arrays.sort()·½·¨ÔÚJDKÀïÓкܶ࣬ÆäÖÐ×ÅÖØËµÏÂ
static void
sort(Object[] a)
static
<T> void
sort(T[] a, Comparator<? super T> c)
ǰÕß²ÎÊýÖеÄÊý×éaÖеÄËùÓÐÔªËØ±ØÐëʵÏÖcomparable½Ó¿Ú£¬¿ÉÒÔÖØÔØcomparableµÄ·½·¨compareTo£¨£©¡£
ºóÕß² ......
EclipseÓënetbeansʹÓÃÆÀ²â
½çÃæ
1 ÔÚ½çÃæÉÏnetbeans±È½ÏƯÁÁ,ÓѺá£µÃ·Ö 9
2 EclipseÓкÜÇ¿µÄ¶¨ÖÆÐУ¬Ã»netbeansÃÀ¹Û¡£ÊʺϸßÊÖ µÃ·Ö 8
¹¦ÄÜ
²»×ö±È½Ï
̸һЩ¸öÈË¿´·¨:ÔÚ¹¦ÄÜÉÏEclipseÖ§³Ö´óÁ¿µÄÀ©Õ¹,²»½ö½öÊÇÒ»¸ö java¿ª·¢¹¤¾ß,¸ü¿ÉÒÔÓÃÀ´¿ª·¢ c c++
phpµÈµÈ,¹¦ÄÜ¿ÉÒÔÎÞÏÞµÄÀ©Õ¹.netbeansÒ²Ö§³ÖÀ©Õ¹,¿ÉÒ²ÏÖÔ ......