eg主题的文章列表，还有eg的技术要点_第1页

关于Integer.parseInt()方法的使用

我看到这个知识点是Java面试基础中的考点，所以自己为了以后面试打算自己过一遍。我看到别人博客上对源码直接是文字说明，我觉得效果不是很好，我这里直接代数测试这个源码运行流程。 1.我带入一个正正整数256注意看注释中的数值 public&n...

开发笔记 ·2024-09-07

php preg_replace 标签

在PHP中，可以使用preg_replace函数来处理和替换字符串中的内容。如果你想要替换HTML中的<p>标签，可以使用正则表达式来匹配这些标签并进行替换。示例代码以下是一个示例，展示如何使用preg_replace来替换字符串中的<p>和</p>标签：<?php//&nbs...

开发笔记 ·2024-09-06

ffmpeg-20160901-bin.7z

ESC退出0进度条开关1屏幕原始大小2屏幕1/2大小3屏幕1/3大小4屏幕1/4大小5屏幕横向放大20像素6屏幕横向缩小20像素S下一帧[-2秒]+2秒;-1秒'+1秒下一个帧->-5秒ffmpeg-20160901-bin.7z...

开发笔记 ·2024-08-13

ffmpeg编译

CFLAGS=-g./configure--enable-opengl --disable-yasm --enable-shared--enable-pic...

开发笔记 ·2024-08-13

A JSONObject text must begin with { at 1 [character 2 line 1]

今天调用一个接口，返回的是json数据，但是拿到数据进行转换的报错，JSONObjectresultJson=newJSONObject(resuStr);报错信息是：Exceptioninthread"main"org.json.JSONException:AJSONObjecttextmustb...

开发笔记 ·2024-07-10

ereg_replace 正则表达式替换

(PHP4,PHP5)ereg_replace — 正则表达式替换说明string ereg_replace ( string $pattern , string $replacement , st...

开发笔记 ·2024-06-19

ORA-60025: Event for temp segment cleanup used for temp lobs

文档解释ORA-60025:EventfortempsegmentcleanupusedfortemplobsCause:TempLOBsegmentsusedfortemporaryLOBsaredeletedonlyonsessionexitwhichmayleadtolargeamountsofmemorybei...

IT技术学习 ·2023-07-28

ORA-41604: cannot revoke a privilege that was not granted

文档解释ORA-41604:cannotrevokeaprivilegethatwasnotgrantedCause:Anattemptwasmadetorevokeaprivilegethatwasnevergranted.Action:NoneORA-41604错误代表着不能撤销一个没有被授予的权限。官方解释常见案...

IT技术学习 ·2023-07-28

ORA-38716: Must supply an integer for the TYPE option.

文档解释ORA-38716:MustsupplyanintegerfortheTYPEoption.Cause:AninvalidvaluewasspecifiedforTYPEintheDUMPFLASHBACKcommand.Action:Specifyanintegervalue.ORA-38716是由Oracl...

IT技术学习 ·2023-07-28

ORA-25197: an overflow segment already exists for the indexed-organized table

文档解释ORA-25197:anoverflowsegmentalreadyexistsfortheindexed-organizedtableCause:AnattemptwasmadetoADDOVERFLOWsegmentonanindex-organizedtablethatalreadyhasanoverfl...

IT技术学习 ·2023-07-28

ORA-41697: attribute prefix missing in aggregate specification: string

文档解释ORA-41697:attributeprefixmissinginaggregatespecification:stringCause:Anattemptwasmadetospecifyanaggregatepredicateacrossmultipleprimitiveeventtypeswithnoatt...

IT技术学习 ·2023-07-28

ORA-46012: The value of the “privilege” element is too long.

文档解释ORA-46012:Thevalueofthe“privilege”elementistoolong.Cause:ThespecifiedlengthfortheprivilegeelementoftheattributeSecelementintheDataSecuritypolicy...

IT技术学习 ·2023-07-28

ORA-28117: integrity constraint violated – parent record not found

文档解释ORA-28117:integrityconstraintviolated–parentrecordnotfoundCause:trytoupdate/insertachildrecordwithnewforeignkeyvalues,butthecorrespondingparentrowisno...

IT技术学习 ·2023-07-28

ORA-24053: PRIMARY_INSTANCE and SECONDARY_INSTANCE must be non-negative

文档解释ORA-24053:PRIMARY_INSTANCEandSECONDARY_INSTANCEmustbenon-negativeCause:OneofPRIMARY_INSTANCEorSECONDARY_INSTANCEwasnegative.Action:Specifynon-negativeintege...

IT技术学习 ·2023-07-28

ORA-32162: Read/Write SQL method not registered

文档解释ORA-32162:Read/WriteSQLmethodnotregisteredCause:readSQL/writeSQLmethodwasNULLorwasnotregisteredAction:RegisterreadSQL/writeSQLbycallingputmethodinMapORA-321...

IT技术学习 ·2023-07-28