diff --git a/client/cs_prefs.cpp b/client/cs_prefs.cpp
index 07c420cbd2..c684bb0b6a 100644
--- a/client/cs_prefs.cpp
+++ b/client/cs_prefs.cpp
@@ -277,24 +277,12 @@ int CLIENT_STATE::check_suspend_processing() {
 
     // on some devices, running jobs can drain the battery even
     // while it's recharging.
-    // So use the following hysteresis policy:
-    // start computing when the batter is 95% charged.
-    // stop computing if it falls below 90%.
-    // Repeat.
+    // So compute only if 95% charged or more.
     //
-    static bool hyst_state = true;
     int cp = host_info.battery_charge_pct;
-    if (cp >= 0) {
-        if (cp < 90) {
-            hyst_state = true;
-            return SUSPEND_REASON_BATTERY_CHARGING;
-        }
+    if (cp >= 0)
         if (cp < 95) {
-            if (hyst_state) {
-                return SUSPEND_REASON_BATTERY_CHARGING;
-            }
-        } else {
-            hyst_state = false;
+            return SUSPEND_REASON_BATTERY_CHARGING;
         }
     }
 #endif
diff --git a/client/hostinfo_unix.cpp b/client/hostinfo_unix.cpp
index 9458cf0b43..fb73de3674 100644
--- a/client/hostinfo_unix.cpp
+++ b/client/hostinfo_unix.cpp
@@ -1315,6 +1315,9 @@ int HOST_INFO::get_virtualbox_version() {
 
     if (boinc_file_exists(path)) {
 #if LINUX_LIKE_SYSTEM
+        if (access(path, X_OK)) {
+            return 0;
+        }
         safe_strcpy(cmd, path);
         safe_strcat(cmd, " --version");
 #elif defined( __APPLE__)
diff --git a/clientgui/DlgAdvPreferences.cpp b/clientgui/DlgAdvPreferences.cpp
index 4ec5951543..909b16f3a0 100644
--- a/clientgui/DlgAdvPreferences.cpp
+++ b/clientgui/DlgAdvPreferences.cpp
@@ -800,9 +800,9 @@ void CDlgAdvPreferences::OnAddExclusiveApp(wxCommandEvent&) {
                             wxT("C:/Program Files"), wxT(""), wxT("*.exe"), 
                             wxFD_OPEN|wxFD_FILE_MUST_EXIST|wxFD_CHANGE_DIR|wxFD_MULTIPLE|wxFD_CHANGE_DIR);
 #else
-//TODO: fill in the default directory and wildcard for Linux
+//TODO: fill in the default directory for Linux
         wxFileDialog picker(this, _("Applications to add"), 
-                            wxT("/"), wxT(""), wxT("*.*"), 
+                            wxT("/"), wxT(""), wxT("*"), 
                             wxFD_OPEN|wxFD_FILE_MUST_EXIST|wxFD_CHANGE_DIR|wxFD_MULTIPLE|wxFD_CHANGE_DIR);
 #endif
         if (picker.ShowModal() != wxID_OK) return;
diff --git a/clientgui/ViewWork.cpp b/clientgui/ViewWork.cpp
index e538255924..037b903b75 100644
--- a/clientgui/ViewWork.cpp
+++ b/clientgui/ViewWork.cpp
@@ -233,7 +233,7 @@ CViewWork::CViewWork(wxNotebook* pNotebook) :
     m_pListPane->InsertColumn(COLUMN_STATUS, _("Status"), wxLIST_FORMAT_LEFT, 135);
     m_pListPane->InsertColumn(COLUMN_CPUTIME, _("Elapsed"), wxLIST_FORMAT_RIGHT, 80);
     m_pListPane->InsertColumn(COLUMN_TOCOMPLETION, _("Remaining (estimated)"), wxLIST_FORMAT_RIGHT, 100);
-    m_pListPane->InsertColumn(COLUMN_REPORTDEADLINE, _("Deadline"), wxLIST_FORMAT_LEFT, 150);
+    m_pListPane->InsertColumn(COLUMN_REPORTDEADLINE, _("Deadline"), wxLIST_FORMAT_RIGHT, 150);
     m_pListPane->InsertColumn(COLUMN_APPLICATION, _("Application"), wxLIST_FORMAT_LEFT, 95);
     m_pListPane->InsertColumn(COLUMN_NAME, _("Name"), wxLIST_FORMAT_LEFT, 285);
 
diff --git a/html/inc/forum.inc b/html/inc/forum.inc
index 9edd658816..ce5e740bb3 100644
--- a/html/inc/forum.inc
+++ b/html/inc/forum.inc
@@ -596,10 +596,11 @@ function show_post(
             echo tra("Credit: %1", number_format($user->total_credit)) ."<br>";
             echo tra("RAC: %1",    number_format($user->expavg_credit))."<br>";
         }
+
         // to use this feature:
         // - get flags from http://www.famfamfam.com/lab/icons/flags/famfamfam_flag_icons.zip
         // - put the .png's in html/user/flags/
-        // - put define(COUNTRY_FLAGS, 1) in your html/project/project.inc
+        // - put define("COUNTRY_FLAGS", 1); in your html/project/project.inc
         //
         if (defined("COUNTRY_FLAGS")) {
             if (array_key_exists($user->country, $country_to_iso3166_2)) {
diff --git a/html/ops/manage_user.php b/html/ops/manage_user.php
index 2ff10ff65e..a5f0e0729d 100644
--- a/html/ops/manage_user.php
+++ b/html/ops/manage_user.php
@@ -37,6 +37,7 @@ db_init();
 
 $is_admin = true;
 $Nbf = sizeof($special_user_bitfield);
+$q = null;
 
 // Delete a user (or at least try to)
 //
@@ -132,7 +133,9 @@ $id = get_int("userid", true);
 if (!$id) {
     $id = post_int("userid", true);
 }
+if (!$id) error_page("No ID given");
 $user = lookup_user_id($id);
+if (!$user) error_page("No such user: $id");
 
 // but clear if page was reset (forcing search form) 
 
diff --git a/lib/parse.cpp b/lib/parse.cpp
index 824975a717..381358c821 100644
--- a/lib/parse.cpp
+++ b/lib/parse.cpp
@@ -229,14 +229,23 @@ int copy_element_contents(FILE* in, const char* end_tag, char* p, int len) {
 }
 
 int copy_element_contents(FILE* in, const char* end_tag, string& str) {
-    char buf[256];
+    int c;
+    size_t end_tag_len = strlen(end_tag);
+    size_t n = 0;
 
     str = "";
-    while (fgets(buf, 256, in)) {
-        if (strstr(buf, end_tag)) {
-            return 0;
+    while (1) {
+        c = fgetc(in);
+        if (c == EOF) break;
+        if (n >= end_tag_len) {
+            const char* p = str.c_str() + n - end_tag_len;
+            if (!strcmp(p, end_tag)) {
+                str.erase(n-end_tag_len, end_tag_len);
+                return 0;
+            }
         }
-        str += buf;
+        str += c;
+        n++;
     }
     return ERR_XML_PARSE;
 }