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找到约 93 项符合 null 的查询结果

酒店行业 餐饮管理系统数据库设计文档 表名:bzqbj(保质期报警表) 字段名 字段类型 字段长度 (0表示不允许NULL

餐饮管理系统数据库设计文档 表名:bzqbj(保质期报警表) 字段名 字段类型 字段长度 (0表示不允许NULL,1为允许) id bigint 8 0 id ylid varchar 50 1 原料id ylmc varchar 50 1 原料名称 diffbzq bigint 8 1 距离保质期的时间 diffbzqyj bigint 8 1 距离保质预警期的时间 bzq bigint 8 1 ...
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Linux/Unix编程 //建立顶级窗口 toplevel = XtVaAppInitialize[&app, "DrawArea", NULL, 0, &argc, argv, NULL, NULL]

//建立顶级窗口 toplevel = XtVaAppInitialize[&app, "DrawArea", NULL, 0, &argc, argv, NULL, NULL] //建立drawarea n = 0 XtSetArg[args[n], XmNwidth, 500 ] n++ XtSetArg[args[n], XmNheight, 500 ] n++ drawarea = XmCreateDrawingArea[toplevel, "drawarea", args, n] XtManageChil ...
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Linux/Unix编程 //建立顶级窗口 toplevel = XtVaAppInitialize[&app, "Form", NULL, 0, &argc, argv, NULL, NULL] n =

//建立顶级窗口 toplevel = XtVaAppInitialize[&app, "Form", NULL, 0, &argc, argv, NULL, NULL] n = 0 XtSetArg[args[n], XmNwidth, 500] n++ XtSetArg[args[n], XmNheight, 500] n++ XtSetValues[toplevel, args, n] //建立主窗口 form = XmCreateForm[toplevel, "form", NULL, 0] XtManage ...
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Linux/Unix编程 //建立顶级窗口 toplevel = XtVaAppInitialize[&app, "Frame", NULL, 0, &argc, argv, NULL, NULL]

//建立顶级窗口 toplevel = XtVaAppInitialize[&app, "Frame", NULL, 0, &argc, argv, NULL, NULL] //建立Frame组件 n = 0 XtSetArg[args[n], XmNshadowType, XmSHADOW_ETCHED_IN] n++ XtSetArg[args[n], XmNshadowThickness, 4] n++ frame = XmCreateFrame[toplevel, "frame", args, n] XtManag ...
https://www.eeworm.com/dl/619/417449.html
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Linux/Unix编程 //建立顶级窗口 toplevel = XtVaAppInitialize[&app, "Label", NULL, 0, &argc, argv, NULL, NULL]

//建立顶级窗口 toplevel = XtVaAppInitialize[&app, "Label", NULL, 0, &argc, argv, NULL, NULL] //建立按钮上标签的字符串 str = XmStringCreateLtoR["A Simple\n Label", XmFONTLIST_DEFAULT_TAG] n = 0 XtSetArg[args[n], XmNlabelString, str] n++ label = XmCreateLabel[toplevel, "pushbu ...
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Linux/Unix编程 //建立顶级窗口 toplevel = XtVaAppInitialize[&app, "List", NULL, 0, &argc, argv, NULL, NULL] /

//建立顶级窗口 toplevel = XtVaAppInitialize[&app, "List", NULL, 0, &argc, argv, NULL, NULL] //建立列表上的复合字符串 for[i=0 i<12 i++] str_months[i] = XmStringCreateSimple[months[i]] //建立列表 n = 0 XtSetArg[args[n], XmNitems, str_months] n++ XtSetArg[args[n], XmNitemC ...
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Linux/Unix编程 setlocale[LC_ALL, ""] XtSetLanguageProc[NULL, NULL, NULL] //建立顶级窗口 toplevel = XtVaApp

setlocale[LC_ALL, ""] XtSetLanguageProc[NULL, NULL, NULL] //建立顶级窗口 toplevel = XtVaAppInitialize[&app, "SpinBox", NULL, 0, &argc, argv, NULL, NULL] //建立SpinBox n = 0 XtSetArg[args[n], XmNwidth, 400 ] n++ XtSetArg[args[n], XmNheight, 100 ] n++ //XtSetArg[arg ...
https://www.eeworm.com/dl/619/419353.html
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Linux/Unix编程 //建立顶级窗口 toplevel = XtVaAppInitialize[&app, "Scroll", NULL, 0, &argc, argv, NULL, NULL]

//建立顶级窗口 toplevel = XtVaAppInitialize[&app, "Scroll", NULL, 0, &argc, argv, NULL, NULL] //建立SpinBox n = 0 XtSetArg[args[n], XmNwidth, 400 ] n++ XtSetArg[args[n], XmNheight, 100 ] n++ //XtSetArg[args[n], XmNarrowLayout, XmARROWS_FLAT_END] n++ XtSetArg[args[n], ...
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Linux/Unix编程 for[i=0 i<XtNumber[items] i++]{ label = XmCreateLabel[rowcolumn, items[i], NULL, 0] Xt

for[i=0 i<XtNumber[items] i++]{ label = XmCreateLabel[rowcolumn, items[i], NULL, 0] XtManageChild[label] textf = XmCreateTextField[rowcolumn, "textf", NULL, 0] XtManageChild[textf] }
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其他书籍 Learn how to: * Tokenize a null-terminated string * Create a search and re

Learn how to: * Tokenize a null-terminated string * Create a search and replace function for strings * Implement subtraction for string objects * Use the vector, deque, and list sequence containers * Use the container adaptors stack, queue, and priority_q ...
https://www.eeworm.com/dl/542/438625.html
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