我的应用程序生成数据,我想分享这些数据,例如转移到我的PC并工作或作为excel表发送给其他人.
我们可以以编程方式将Android应用程序中的数据存储到Excel工作表吗?那么我们如何打开Excel文件并写入呢?
我需要这样做:
<div class="image-dump">
<img src="dir/file1.jpg"/>
<img src="dir/file2.jpg"/>
<img src="dir/file3.jpg"/>
<img src="dir/file4.jpg"/>
</div>
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渲染如下:
<div class="image-dump">
<a href="dir/file1.jpg" rel="group" class="overlay"><img src="dir/file1.jpg"/></a>
<a href="dir/file2.jpg" rel="group" class="overlay"><img src="dir/file2.jpg"/></a>
<a href="dir/file3.jpg" rel="group" class="overlay"><img src="dir/file3.jpg"/></a>
<a href="dir/file4.jpg" rel="group" class="overlay"><img src="dir/file4.jpg"/></a>
</div>
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注意: 需要从img的src值中提取href的值,
请帮忙!!
我收到这个错误
Mar 22, 2011 12:36:01 AM org.apache.catalina.loader.WebappClassLoader findResourceInternal
INFO: Illegal access: this web application instance has been stopped already. Could not load META-INF/services/javax.xml.parsers.DocumentBuilderFactory. The eventual following stack trace is caused by an error thrown for debugging purposes as well as to attempt to terminate the thread which caused the illegal access, and has no functional impact.
Mar 22, 2011 12:36:01 AM org.apache.catalina.loader.WebappClassLoader loadClass
INFO: Illegal access: this web application instance has been stopped already. Could not load com.sun.org.apache.xerces.internal.jaxp.DocumentBuilderFactoryImpl. The eventual …
Run Code Online (Sandbox Code Playgroud) 我使用自己的.rc文件生成自定义资源条目,包括版本信息.
我的library.rc文件是:
#include "app.rc.h"
VS_VERSION_INFO VERSIONINFO
FILEVERSION _FileVersion
PRODUCTVERSION _FileVersion
FILEFLAGSMASK VS_FFI_FILEFLAGSMASK
FILEFLAGS 0
FILEOS VOS__WINDOWS32
FILETYPE VFT_APP
FILESUBTYPE VFT2_UNKNOWN
BEGIN
BLOCK "VarFileInfo"
BEGIN
VALUE "Translation", 0x0409, 1252
END
BLOCK "StringFileInfo"
BEGIN
BLOCK "040904E4"
BEGIN
VALUE "InternalName", App_InternalName "\0"
VALUE "CompanyName", App_CompanyName "\0"
VALUE "FileDescription", App_ProductName "\0"
VALUE "FileVersion", _FileVersionStr "\0"
VALUE "ProductName", App_ProductName "\0"
VALUE "ProductEdition", App_ProductEdition "\0"
VALUE "LegalCopyright", "Copyright \251 " App_CompanyName "\0"
VALUE "CompanyURL", App_CompanyURL "\0"
VALUE "ProductURL", App_ProductURL "\0"
VALUE "SupportURL", App_SupportURL "\0"
VALUE "AppRegistryPath", …
Run Code Online (Sandbox Code Playgroud) 我有一个包含两个TextView的LinearLayout.我希望LinearLayout的高度是流动的.当其中一个被隐藏时,它应该折叠到唯一可见的Textview的高度.我已将LinearLayout的layout_height指定为"wrap_content",并将可见性设置为XML文件中的不可见.当我运行应用程序时,布局仍然是原始大小.有任何想法吗?
谢谢
迭代Java中所有DOM元素的最有效方法是什么?
这样的东西,但对于当前的每个DOM元素org.w3c.dom.Document
?
for(Node childNode = node.getFirstChild(); childNode!=null;){
Node nextChild = childNode.getNextSibling();
// Do something with childNode, including move or delete...
childNode = nextChild;
}
Run Code Online (Sandbox Code Playgroud) 我使用Microsoft Unified Communications和c#开发了一个软件.我正在使用IMVoipSample作为代码库.作为一个voip后端,我正在使用星号.一切都很好,我可以注册,拨打电话,接听/拒绝来电.有一件事是我无法解决的.
当我打电话给第三方软电话时,有一个答案:
SIP/2.0 180 Ringing
Via: SIP/2.0/UDP 192.168.250.29:5060;branch=z9hG4bK786d156c;rport=5060
Contact: <sip:6011@192.168.246.203:45134;rinstance=7af05ded7e7e49e6>
To: <sip:6011@192.168.246.203:45134;rinstance=7af05ded7e7e49e6>;tag=9a00d038
From: "6012"<sip:6012@192.168.250.29>;tag=as66995cd4
Call-ID: 7cebe5d1060b11452571a22e0e2cb919@192.168.250.29
CSeq: 102 INVITE
User-Agent: X-Lite release 1002tx stamp 29712
Content-Length: 0
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但是,当我打电话给我的IMVoipSample手机时,有一个aswer:
SIP/2.0 100 Trying
Via: SIP/2.0/UDP 192.168.246.203:45134;branch=z9hG4bK-d87543-71570d1c6127bc7a-1--d87543-;received=192.168.246.203;rport=45134
From: "6011"<sip:6011@192.168.250.29>;tag=18345648
To: "6012"<sip:6012@192.168.250.29>
Call-ID: fd7f305d6520cd53YjQ2ZDJmMDAwZDE0YmUwMjRlMGFmM2NmODg5OGM1ODQ.
CSeq: 2 INVITE
Server: Asterisk PBX 1.6.2.9-2
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO
Supported: replaces, timer
Contact: <sip:6012@192.168.250.29>
Content-Length: 0
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我有一个三星officeserv pbx,它连接到星号,我可以打电话给软电话和副verca.但拨打软电话和我的IMVoipSample手机的音频差异是没有正常的连接蜂鸣声,只有沉默.我想这是因为"sip 100尝试"而不是"180 rinning".所以问题是:我是否需要在客户端设置额外的振铃信号?
我使用Html助手在表单字段中显示模型数据,例如Html.TextBoxFor,Html.TextAreaFor.
当模型值为null时,我希望表单字段中的值应为空.它们通常在Safari和Firefox中显示,即为空,但在IE中,它们在文本字段中显示为"null"(请参见下图).
有任何线索如何解决这个问题?谢谢.