Edit document from dataview

<a href="{@FileRef}" onclick="return DispEx(this,event,'TRUE','FALSE','TRUE','SharePoint.OpenDocuments.3','0','SharePoint.OpenDocuments','','','','1','0','0','0x7fffffffffffffff')"><xsl:value-of select="@FileLeafRef" /></a>

Redirecting from NewForm.aspx to DispForm.aspx after creating a new item

public class CustomEventReceiver : SPItemEventReceiver
{
  private HttpContext _currentContext = null;
 
  public CustomEventReceiver () : base ()
  {
  if (null != HttpContext.Current)
  {
  _currentContext = HttpContext.Current
  }
  }
 
  public override void ItemAdding (SPItemEventProperties properties)
  {
  using(SPSite site = new SPSite(properties.SiteId))
  {
  using(SPWeb web = site.OpenWeb(properties.RelativeWebUrl))
  {
  SPList list = web.Lists[properties.ListId];

  DisableEventFiring();
  SPListItem itemToAdd = list.Items.Add();
  foreach (SPField field in itemToAdd.Fields)
  {
  if (!field.Hidden && !field.ReadOnlyField && field != null && field.InternalName != "Attachments")
  {
  itemToAdd[field.InternalName] = properties.AfterProperties[field.InternalName];
  }
  }
  itemToAdd.Update();
  EnableEventFiring();


  // Redirect
  SPUtility.Redirect("/cn/Lists/Bills%20of%20Lading/DispForm.aspx?ID=" + itemToAdd.ID, SPRedirectFlags.Default, _currentContext);
  }
  }
  }
}

Errors were found when compiling the workflow.The workflow files were saved but cannot be run.

Check web.config file authorizedTypes section.

JavaScript: Get URL Parameters

var _GET={};
for(var m, v=location.href.split(/[?&]/), k=v.length-1;k>0;k--)
_GET[(m=v[k].split(/[=#]/))[0].toLowerCase()] = m.length>1?decodeURI(m[1]):"";

example:

mypage.aspx?MyParameter=2

var param=_GET.myparameter; (always use lowercase)

focus field javascript

<script language="javascript" type="text/javascript">
_spBodyOnLoadFunctionNames.push("addAttributes");

function addAttributes() {
var control = document.getElementsByName("WPQ2accountsSearch");

if(control.length > 0)
{
control.item(0).focus();
}
}
</script>

401 Unauthorized, WebServices, Sharepoint

SPSecurity.RunWithElevatedPrivileges(delegate()
{
using (SPSite site = new SPSite(web.Site.ID))
{
// do things assuming the permission of the "system account"
}
});

Show/Hide control

control.style.display = 'block'; //show
control.style.display = 'none'; //hide