diff --git a/packages/insomnia-app/app/common/misc.ts b/packages/insomnia-app/app/common/misc.ts
index eb872a2914..e67c5bc23e 100644
--- a/packages/insomnia-app/app/common/misc.ts
+++ b/packages/insomnia-app/app/common/misc.ts
@@ -97,11 +97,6 @@ export function getContentDispositionHeader<T extends Header>(headers: T[]): T |
   return matches.length ? matches[0] : null;
 }
 
-export function getContentLengthHeader<T extends Header>(headers: T[]): T | null {
-  const matches = filterHeaders(headers, 'content-length');
-  return matches.length ? matches[0] : null;
-}
-
 /**
  * Generate an ID of the format "<MODEL_NAME>_<TIMESTAMP><RANDOM>"
  * @param prefix
@@ -192,14 +187,6 @@ export function describeByteSize(bytes: number, long = false) {
   return `${rounded} ${unit}`;
 }
 
-export function nullFn() {
-  // Do nothing
-}
-
-export function preventDefault(e: Event) {
-  e.preventDefault();
-}
-
 export function xmlDecode(input: string) {
   const ESCAPED_CHARACTERS_MAP = {
     '&amp;': '&',
diff --git a/packages/insomnia-app/app/ui/components/dropdowns/request-actions-dropdown.tsx b/packages/insomnia-app/app/ui/components/dropdowns/request-actions-dropdown.tsx
index a9d1e32eb3..eb3460dc10 100644
--- a/packages/insomnia-app/app/ui/components/dropdowns/request-actions-dropdown.tsx
+++ b/packages/insomnia-app/app/ui/components/dropdowns/request-actions-dropdown.tsx
@@ -1,11 +1,11 @@
 import { autoBindMethodsForReact } from 'class-autobind-decorator';
 import classnames from 'classnames';
 import { HotKeyRegistry } from 'insomnia-common';
+import { noop } from 'ramda-adjunct';
 import React, { PureComponent } from 'react';
 
 import { AUTOBIND_CFG } from '../../../common/constants';
 import { hotKeyRefs } from '../../../common/hotkeys';
-import * as misc from '../../../common/misc';
 import { RENDER_PURPOSE_NO_RENDER } from '../../../common/render';
 import type { Environment } from '../../../models/environment';
 import { GrpcRequest } from '../../../models/grpc-request';
@@ -73,7 +73,7 @@ export class RequestActionsDropdown extends PureComponent<Props, State> {
   }
 
   _canPin() {
-    return this.props.handleSetRequestPinned !== misc.nullFn;
+    return this.props.handleSetRequestPinned !== noop;
   }
 
   _handleSetRequestPinned() {
diff --git a/packages/insomnia-app/app/ui/components/key-value-editor/key-value-editor.tsx b/packages/insomnia-app/app/ui/components/key-value-editor/key-value-editor.tsx
index 08de80728d..3d6962e152 100644
--- a/packages/insomnia-app/app/ui/components/key-value-editor/key-value-editor.tsx
+++ b/packages/insomnia-app/app/ui/components/key-value-editor/key-value-editor.tsx
@@ -1,9 +1,10 @@
 import { autoBindMethodsForReact } from 'class-autobind-decorator';
 import classnames from 'classnames';
+import { noop } from 'ramda-adjunct';
 import React, { PureComponent } from 'react';
 
 import { AUTOBIND_CFG, DEBOUNCE_MILLIS } from '../../../common/constants';
-import { generateId, nullFn } from '../../../common/misc';
+import { generateId } from '../../../common/misc';
 import { Dropdown } from '../base/dropdown/dropdown';
 import { DropdownButton } from '../base/dropdown/dropdown-button';
 import { DropdownItem } from '../base/dropdown/dropdown-item';
@@ -477,8 +478,8 @@ export class KeyValueEditor extends PureComponent<Props, State> {
               readOnly
               forceInput
               index={-1}
-              onChange={nullFn}
-              onDelete={nullFn}
+              onChange={noop}
+              onDelete={noop}
               renderLeftIcon={() => (
                 <Dropdown>
                   <DropdownButton>
diff --git a/packages/insomnia-app/app/ui/components/modals/add-key-combination-modal.tsx b/packages/insomnia-app/app/ui/components/modals/add-key-combination-modal.tsx
index ae8c26d3ad..184925fb22 100644
--- a/packages/insomnia-app/app/ui/components/modals/add-key-combination-modal.tsx
+++ b/packages/insomnia-app/app/ui/components/modals/add-key-combination-modal.tsx
@@ -1,12 +1,12 @@
 import { autoBindMethodsForReact } from 'class-autobind-decorator';
 import classnames from 'classnames';
 import { KeyCombination } from 'insomnia-common';
+import { noop } from 'ramda-adjunct';
 import React, { PureComponent } from 'react';
 
 import { AUTOBIND_CFG } from '../../../common/constants';
 import { constructKeyCombinationDisplay, isModifierKeyCode } from '../../../common/hotkeys';
 import { keyboardKeys } from '../../../common/keyboard-keys';
-import * as misc from '../../../common/misc';
 import { Modal } from '../base/modal';
 import { ModalBody } from '../base/modal-body';
 import { ModalHeader } from '../base/modal-header';
@@ -24,8 +24,8 @@ export class AddKeyCombinationModal extends PureComponent<{}, State> {
 
   state: State = {
     hotKeyRefId: null,
-    checkKeyCombinationDuplicate: misc.nullFn,
-    onAddKeyCombination: misc.nullFn,
+    checkKeyCombinationDuplicate: noop,
+    onAddKeyCombination: noop,
     pressedKeyCombination: null,
   };
 
diff --git a/packages/insomnia-app/app/ui/components/sidebar/sidebar-request-group-row.tsx b/packages/insomnia-app/app/ui/components/sidebar/sidebar-request-group-row.tsx
index 10d0602895..18fbb3ea4b 100644
--- a/packages/insomnia-app/app/ui/components/sidebar/sidebar-request-group-row.tsx
+++ b/packages/insomnia-app/app/ui/components/sidebar/sidebar-request-group-row.tsx
@@ -1,6 +1,7 @@
 import { autoBindMethodsForReact } from 'class-autobind-decorator';
 import classnames from 'classnames';
 import { HotKeyRegistry } from 'insomnia-common';
+import { noop } from 'ramda-adjunct';
 import React, { PureComponent } from 'react';
 import { PropsWithChildren } from 'react';
 import { createRef } from 'react';
@@ -8,7 +9,6 @@ import { DragSource, DragSourceSpec, DropTarget, DropTargetMonitor, DropTargetSp
 import { connect } from 'react-redux';
 
 import { AUTOBIND_CFG } from '../../../common/constants';
-import * as misc from '../../../common/misc';
 import { RequestGroup } from '../../../models/request-group';
 import { RootState } from '../../redux/modules';
 import { selectActiveEnvironment, selectActiveRequest } from '../../redux/selectors';
@@ -165,11 +165,11 @@ class UnconnectedSidebarRequestGroupRow extends PureComponent<Props, State> {
             children
           ) : (
             <SidebarRequestRow
-              handleActivateRequest={misc.nullFn}
-              handleDuplicateRequest={misc.nullFn}
-              handleGenerateCode={misc.nullFn}
-              handleCopyAsCurl={misc.nullFn}
-              handleSetRequestPinned={misc.nullFn}
+              handleActivateRequest={noop}
+              handleDuplicateRequest={noop}
+              handleGenerateCode={noop}
+              handleCopyAsCurl={noop}
+              handleSetRequestPinned={noop}
               isActive={false}
               requestGroup={requestGroup}
               requestCreate={handleCreateRequest}